CVE-2026-91863 — Apache Neethi: Uncontrolled recursion while parsing crafted WS-Policy documents allows denial of service

CVE-2026-91863

Apache Neethi: Uncontrolled recursion while parsing crafted WS-Policy documents allows denial of service PUBLISHED

Description (CNA)

A specially crafted WS-Policy document with deeply nested policy elements can bypass Neethi's nesting-depth limit and exhaust the thread stack, crashing the parser (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Neethi	affected 0 before 3.2.4

CWE

No CWE identifiers supplied.

References

https://lists.apache.org/thread/72kxj71lvrqqx90xxqqctvpbw0t8mpxw

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/09/18/10

CISA-ADP

No English description supplied.

No references supplied.