Sigma Watch is free and independent. If it saves you time, keep it running. ☕ Buy me a coffee
SigmaWatch
CVE coverage

CVE-2026-91864

CVSS 7.5 no coverage
View on NVD →
A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into memory without counting it against its size limits, exhausting the heap (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.

Detection rules

No detection found — yet
None of Sigma, Elastic, Splunk ESCU, YARA, Microsoft Sentinel, Snort, or Suricata currently has a rule referencing CVE-2026-91864.