WaratekVRT Sign in

CVE-2026-15280 IBM WebSphere Application Server

Affected softwareIBM WebSphere Application Server
Severity7.5 High CVSS 3.1
WeaknessPath traversal (CWE-22)
Published28 Jul 2026
Updated23 Oct 2026

Description

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 ND Collective Controller is affected by a path-segment injection vulnerability in the collective routing mechanism.

Exploitation status

No public exploit

No exploit has been reported in the sources we check.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment exploitation: none
  • Indexed PoC none indexed
  • EPSS 0.50% chance in 30 days

Waratek protection

Protected by Waratek

Waratek has a rule that blocks attacks on this vulnerability.

Decided by A vulnerability class already blocked by an ARMR security rule
Finding Protected by Waratek's ARMR path-traversal security rule, which blocks this class of attack at the JVM level without a rule written for this CVE specifically. The CVE's weakness is CWE-22: Path Traversal.

How to mitigate CVE-2026-15280

Apply the vendor's fix for IBM WebSphere Application Server. Until you can, Waratek RASP blocks exploitation with its path traversal rule. It runs inside the Java application, with no code changes.

Waratek RASP Runtime protection for Java applications

Affected software and releases

Products and versions

1 product, 1 version entry
SourceVendorProductSchemeAffected versions
nvd ibm websphere application server generic ≥ 17.0.0.3 and < 26.0.0.9

References

URLTags
https://www.ibm.com/support/pages/node/7281633 Vendor Advisory

Timeline

Published2026-07-28By the CVE Program.
NVD record modified2026-10-23NVD's own last-modified date for this record.