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CVE-2026-91863 Details
Description
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.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 21, 2026Exploitation: NoneAutomatable: YesTechnical Impact: Partial
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2026/09/18/10 | CVE | Mailing ListThird Party Advisory |
| https://lists.apache.org/thread/72kxj71lvrqqx90xxqqctvpbw0t8mpxw | [email protected] | Mailing ListVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-674 | Uncontrolled Recursion | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apache neethi | < 3.2.4 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 24, 2026 | Initial Analysis | [email protected] |
| Sep 21, 2026 | CVE Modified | CISA-ADP |
| Sep 21, 2026 | CVE Modified | CVE |
| Sep 21, 2026 | New CVE Received | [email protected] |