CVE-2026-9319: IBM WebSphere JAX-WS Deserialization RCE [Critical · CVSS 9.0]
CVE-2026-9319 — CVSS 9.0 Critical. IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to potential remote code execution due to deserialization of untrusted data via JAX-WS endpoints with WS-Security.… Includes Microsoft Sentinel KQL detection query and mitigation steps.
