CVE-2026-91863

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lists.apache.org/thread/72kxj71lvrqqx90xxqqctvpbw0t8mpxw	Mailing List Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/09/18/10	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:neethi:*:*:*:*:*:*:*:*

History

24 Sep 2026, 20:34

Type	Values Removed	Values Added
First Time		Apache neethi Apache
References	~~() https://lists.apache.org/thread/72kxj71lvrqqx90xxqqctvpbw0t8mpxw -~~	() https://lists.apache.org/thread/72kxj71lvrqqx90xxqqctvpbw0t8mpxw - Mailing List, Vendor Advisory
References	~~() http://www.openwall.com/lists/oss-security/2026/09/18/10 -~~	() http://www.openwall.com/lists/oss-security/2026/09/18/10 - Mailing List, Third Party Advisory
CPE		cpe:2.3:a:apache:neethi::::::::

21 Sep 2026, 14:17

Type	Values Removed	Values Added
CWE		CWE-674
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5

21 Sep 2026, 13:17

Type	Values Removed	Values Added
References		() http://www.openwall.com/lists/oss-security/2026/09/18/10 -

21 Sep 2026, 12:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-21 12:17

Updated : 2026-09-24 20:34

NVD link : CVE-2026-91863

Mitre link : CVE-2026-91863

CVE.ORG link : CVE-2026-91863

JSON object : View

Products Affected

apache

neethi

CWE

CWE-674

Uncontrolled Recursion

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