Overview 388 matches · 0 in Waratek scope · 0 protected · 6 exploited · 4 CISA KEV · 19 public PoC · 4 EPSS ≥ 0.5
388matches
0in Waratek scope0.0%
0protected0.0%
6exploited1.5%
4CISA KEV1.0%
19public PoC4.9%
4EPSS ≥ 0.51.0%
Protected by Waratek
0
0.0%
Rule in development
0
0.0%
Mitigation candidate
0
0.0%
No exploit published
0
0.0%
Outside Waratek scope
0
0.0%
Not applicable
388
100.0%
Withdrawn CVE
0
0.0%
blocked by ARMR today
0
0.0%
partly blocked
0
0.0%
not blocked
388
100.0%
not established
0
0.0%
unrecorded
0
0.0%
split by
peak 182 / year
20102
Not applicable2
Critical2
not blocked2
Exploited1
Working exploit published1
20110
20120
20136
Not applicable6
Critical6
not blocked6
No public exploit6
20149
Not applicable9
Critical9
not blocked9
Exploited2
No public exploit7
20150
20160
20170
201886
Not applicable86
Critical86
not blocked86
Working exploit published6
No public exploit80
201929
Not applicable29
Critical29
not blocked29
Exploited1
Working exploit published5
Proof of concept only1
No public exploit22
20205
Not applicable5
Critical5
not blocked5
No public exploit5
20211
Not applicable1
Critical1
not blocked1
No public exploit1
202213
Not applicable13
Critical13
not blocked13
Exploited1
Proof of concept only5
No public exploit7
20238
Not applicable8
Critical8
not blocked8
No public exploit8
202419
Not applicable19
Critical19
not blocked19
Exploited1
No public exploit18
202528
Not applicable28
Critical28
not blocked28
Proof of concept only1
No public exploit27
2026182
Not applicable182
Critical182
not blocked182
Proof of concept only1
No public exploit181
201020122014201620182020202220242026
| CVE | Severity | Published▾ | Status | Exploitation | Description |
|---|---|---|---|---|---|
| CVE-2026-100829 | Critical | 2026-09-29 | Not applicable | No public exploit | Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157. |
| CVE-2026-100828 | Critical | 2026-09-29 | Not applicable | No public exploit | Mitigation bypass in the Bookmarks & History component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157. |
| CVE-2026-100819 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to incorrect boundary conditions in the XPCOM component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-100818 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17. |
| CVE-2026-100811 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17. |
| CVE-2026-100810 | Critical | 2026-09-29 | Not applicable | No public exploit | Other issue in the DevTools component. This vulnerability was fixed in Thunderbird 157 and Firefox 157. |
| CVE-2026-100804 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the Preferences: Backend component. This vulnerability was fixed in Thunderbird 157 and Firefox 157. |
| CVE-2026-100800 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157. |
| CVE-2026-100794 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to incorrect boundary conditions in the Internationalization component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17. |
| CVE-2026-100788 | Critical | 2026-09-29 | Not applicable | No public exploit | Invalid pointer in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17. |
| CVE-2026-100787 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape in the XUL component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157. |
| CVE-2026-100786 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-100781 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-100778 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-100775 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-100770 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the DOM: Content Processes component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-100763 | Critical | 2026-09-29 | Not applicable | No public exploit | Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157. |
| CVE-2026-100762 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the DOM: Content Processes component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-100760 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157. |
| CVE-2026-100758 | Critical | 2026-09-29 | Not applicable | No public exploit | Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-92240 | Critical | 2026-09-15 | Not applicable | No public exploit | A malicious or compromised IMAP server can trigger an out-of-bounds read in the IMAP response parser by sending an untagged '* ID' response, crashing Thunderbird. The affected parsing path is reachable before authentication. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. |
| CVE-2026-92238 | Critical | 2026-09-15 | Not applicable | No public exploit | A maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. |
| CVE-2026-92079 | Critical | 2026-09-15 | Not applicable | No public exploit | Mitigation bypass in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92075 | Critical | 2026-09-15 | Not applicable | No public exploit | Mitigation bypass in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92071 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92066 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. |
| CVE-2026-92061 | Critical | 2026-09-15 | Not applicable | No public exploit | Incorrect boundary conditions in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. |
| CVE-2026-92059 | Critical | 2026-09-15 | Not applicable | No public exploit | Incorrect boundary conditions in the DOM: Editor component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92057 | Critical | 2026-09-15 | Not applicable | No public exploit | Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92051 | Critical | 2026-09-15 | Not applicable | No public exploit | Spoofing issue due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. |
| CVE-2026-92050 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape due to race condition in the XPConnect component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. |
| CVE-2026-92048 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92045 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape due to incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92041 | Critical | 2026-09-15 | Not applicable | No public exploit | Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92038 | Critical | 2026-09-15 | Not applicable | No public exploit | Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. |
| CVE-2026-92037 | Critical | 2026-09-15 | Not applicable | No public exploit | Incorrect boundary conditions in the DOM: Animation component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. |
| CVE-2026-92036 | Critical | 2026-09-15 | Not applicable | No public exploit | Incorrect boundary conditions in the Networking: HTTP component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. |
| CVE-2026-92035 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Thunderbird 140.17, Firefox 156, Firefox ESR 153.3, Thunderbird 156, Thunderbird 153.3, Firefox ESR 115.42, and Firefox ESR 140.17. |
| CVE-2026-92034 | Critical | 2026-09-15 | Not applicable | No public exploit | Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. |
| CVE-2026-92032 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. |
| CVE-2026-92018 | Critical | 2026-09-15 | Not applicable | No public exploit | Sandbox escape in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. |
| CVE-2026-84639 | Critical | 2026-09-01 | Not applicable | No public exploit | Triggering an error condition in certain MIME bodies would cause uninitialized memory to be used. This vulnerability was fixed in Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. |
| CVE-2026-84637 | Critical | 2026-09-01 | Not applicable | No public exploit | Malicious calendar invitations could use file URI attachments to launch local or network-hosted executables on Windows, bypassing Thunderbird's normal executable attachment protections. With the new invitation display enabled, the attachment could also appear under a misleading filename. This vulnerability was fixed in Thunderbird 154 and Thunderbird 153.2. |
| CVE-2026-84143 | Critical | 2026-09-01 | Not applicable | No public exploit | Internally found bugs present in Thunderbird 154, Thunderbird ESR 153.1 and Thunderbird ESR 140.14. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. |
| CVE-2026-84142 | Critical | 2026-09-01 | Not applicable | No public exploit | Internally found bugs present in Thunderbird 154. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 155 and Thunderbird 155. |
| CVE-2026-84141 | Critical | 2026-09-01 | Not applicable | No public exploit | Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84140 | Critical | 2026-09-01 | Not applicable | No public exploit | Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84139 | Critical | 2026-09-01 | Not applicable | No public exploit | Clickjacking issue in the DOM: Events component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84137 | Critical | 2026-09-01 | Not applicable | No public exploit | Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84136 | Critical | 2026-09-01 | Not applicable | No public exploit | Other issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84134 | Critical | 2026-09-01 | Not applicable | No public exploit | Other issue in the Profile Backup component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84133 | Critical | 2026-09-01 | Not applicable | No public exploit | Site isolation issue in the DOM: Push Subscriptions component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84129 | Critical | 2026-09-01 | Not applicable | No public exploit | Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. |
| CVE-2026-84121 | Critical | 2026-09-01 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the DOM: Security component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. |
| CVE-2026-84119 | Critical | 2026-09-01 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. |
| CVE-2026-75874 | Critical | 2026-08-18 | Not applicable | No public exploit | Sandbox escape in the Remote Settings Client component. This vulnerability was fixed in Firefox 154, Thunderbird 154, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 140.15, and Thunderbird 153.2. |
| CVE-2026-74990 | Critical | 2026-08-18 | Not applicable | No public exploit | Internally found bugs present in Firefox ESR 115.38, Firefox ESR 140.13, Firefox ESR 153.0 and Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-74989 | Critical | 2026-08-18 | Not applicable | No public exploit | Internally found bugs present in Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154 and Thunderbird 154. |
| CVE-2026-74988 | Critical | 2026-08-18 | Not applicable | No public exploit | Internally found bugs present in Firefox ESR 153.0 and Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. |
| CVE-2026-74987 | Critical | 2026-08-18 | Not applicable | No public exploit | Internally found bugs present in Firefox ESR 140.13, Firefox ESR 153.0 and Firefox 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-74986 | Critical | 2026-08-18 | Not applicable | No public exploit | Site isolation issue in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. |
| CVE-2026-74985 | Critical | 2026-08-18 | Not applicable | No public exploit | Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. |
| CVE-2026-74979 | Critical | 2026-08-18 | Not applicable | No public exploit | Mitigation bypass in the Add-ons Manager component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. |
| CVE-2026-74964 | Critical | 2026-08-18 | Not applicable | No public exploit | Integer overflow in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-74961 | Critical | 2026-08-18 | Not applicable | No public exploit | Side-channel in the Web Audio component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. |
| CVE-2026-74959 | Critical | 2026-08-18 | Not applicable | No public exploit | Mitigation bypass in the Storage: Cache API component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-74956 | Critical | 2026-08-18 | Not applicable | No public exploit | Same-origin policy bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. |
| CVE-2026-74944 | Critical | 2026-08-18 | Not applicable | No public exploit | Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-74943 | Critical | 2026-08-18 | Not applicable | No public exploit | Use-after-free in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-74940 | Critical | 2026-08-18 | Not applicable | No public exploit | Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-74938 | Critical | 2026-08-18 | Not applicable | No public exploit | Mitigation bypass in the JavaScript: GC component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1. |
| CVE-2026-74936 | Critical | 2026-08-18 | Not applicable | No public exploit | Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. |
| CVE-2026-16410 | Critical | 2026-07-21 | Not applicable | No public exploit | JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16407 | Critical | 2026-07-21 | Not applicable | No public exploit | Mitigation bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16402 | Critical | 2026-07-21 | Not applicable | No public exploit | Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16393 | Critical | 2026-07-21 | Not applicable | No public exploit | Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16392 | Critical | 2026-07-21 | Not applicable | No public exploit | JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16390 | Critical | 2026-07-21 | Not applicable | No public exploit | Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16389 | Critical | 2026-07-21 | Not applicable | No public exploit | Incorrect boundary conditions, integer overflow in the Libraries component in NSS. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16388 | Critical | 2026-07-21 | Not applicable | No public exploit | Sandbox escape in the DOM: Networking component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16387 | Critical | 2026-07-21 | Not applicable | No public exploit | Site isolation issue in the Networking component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16383 | Critical | 2026-07-21 | Not applicable | No public exploit | Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16382 | Critical | 2026-07-21 | Not applicable | No public exploit | Mitigation bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16381 | Critical | 2026-07-21 | Not applicable | No public exploit | Same-origin policy bypass in the Networking: DNS component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16380 | Critical | 2026-07-21 | Not applicable | No public exploit | Mitigation bypass in the Networking component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16377 | Critical | 2026-07-21 | Not applicable | No public exploit | Mitigation bypass in the PDF Viewer component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16375 | Critical | 2026-07-21 | Not applicable | No public exploit | Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16370 | Critical | 2026-07-21 | Not applicable | No public exploit | Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16369 | Critical | 2026-07-21 | Not applicable | No public exploit | Integer overflow in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16368 | Critical | 2026-07-21 | Not applicable | No public exploit | Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16367 | Critical | 2026-07-21 | Not applicable | No public exploit | Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16364 | Critical | 2026-07-21 | Not applicable | No public exploit | Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16363 | Critical | 2026-07-21 | Not applicable | No public exploit | JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16361 | Critical | 2026-07-21 | Not applicable | No public exploit | Memory safety bugs present in Thunderbird ESR 140.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox ESR 115.38, Firefox ESR 140.13, and Thunderbird 140.13. |
| CVE-2026-16360 | Critical | 2026-07-21 | Not applicable | No public exploit | Memory safety bugs present in Thunderbird ESR 140.12 and Thunderbird 152. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16359 | Critical | 2026-07-21 | Not applicable | No public exploit | Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16358 | Critical | 2026-07-21 | Not applicable | No public exploit | Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16357 | Critical | 2026-07-21 | Not applicable | No public exploit | Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16356 | Critical | 2026-07-21 | Not applicable | No public exploit | Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16355 | Critical | 2026-07-21 | Not applicable | No public exploit | JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |