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Oracle Critical Security Patch Update May 2026

Released May 2026 · Oracle's advisory ↗ · ← Critical Patch Update, April 2026 · Security Patch Update, June 2026 →

74 CVEs in this release, one square each

Protected by Waratek, exploitedProtected by Waratek, exploitedProtected by WaratekMitigation candidate, exploitedMitigation candidateMitigation candidateNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNo exploit publishedNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicableNot applicable
Share this chart Oracle Critical Security Patch Update May 2026, one square per CVE: 37 Java CVEs, 3 protected by Waratek, 3 exploited, 37 other CVEs in this release.

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3Protected by Waratek3Mitigation candidate31No exploit published37Not applicable 3Exploited, marked by the ring

No exploit published. For 22 of them, Oracle's security advisory is the source of public detail.

Protected by Waratek. Waratek RASP can block exploitation of these on systems that have not applied the patch yet.

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Columns
EPSS ≥ 0.5✕
Overview 1 match
1match
Protected by Waratek 1 100.0% Rule in development 0 0.0% Mitigation candidate 0 0.0% No exploit published 0 0.0%
Critical 0 0.0% High 1 100.0% Medium 0 0.0% Low 0 0.0% None 0 0.0% Unknown 0 0.0%
blocked by ARMR today 1 100.0% partly blocked 0 0.0% not blocked 0 0.0% not established 0 0.0% unrecorded 0 0.0%
Exploited 1 100.0% Working exploit published 0 0.0% Proof of concept only 0 0.0% Forecast only 0 0.0% No public exploit 0 0.0%
split by peak 1 / month
Protected by Waratek: 1 High: 1 blocked by ARMR today: 1 Exploited: 1
Apr 261 Protected by Waratek1 High1 blocked by ARMR today1 Exploited1
Apr 26
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CVE Severity Published▾ Status Exploitation Description
CVE-2026-34486 High 2026-04-09 Protected by Waratek Exploited Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor. This issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.