CVE-2026-91864

UNKNOWN 0.0

Apache Neethi: Crafted WS-Policy documents bypass element/attribute limits causing memory exhaustion

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

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.

Vendor	apache software foundation
Product	apache neethi
Published	Sep 21, 2026
Last Updated	Sep 21, 2026

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Affected Versions

Apache Software Foundation / Apache Neethi

0 < 3.2.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

lists.apache.org: https://lists.apache.org/thread/400kbynbyhqhsjkv1yz251jm9wdz8z69 openwall.com: http://www.openwall.com/lists/oss-security/2026/09/18/11

Credits

This issue was found using Claude agents to study the security of open-source projects