CVE-2026-91863Apache Neethi: Uncontrolled recursion while parsing crafted WS-Policy documents allows denial of service
Updated under an hour ago ()
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It affects Apache Software Foundation Apache Neethi and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- 7.5 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-674
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- apache
- NVD analysis
- Analyzed
- Record last updated
- Sep 21, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Apache Software Foundation Apache Neethi apache_software_foundation:apache_neethi (from the name) | before 3.2.4 | CNA record |
apache neethi apache:neethi | before 3.2.4 | NVD |
References
- https://lists.apache.org/thread/72kxj71lvrqqx90xxqqctvpbw0t8mpxwvendor-advisory, mailing-list
- http://www.openwall.com/lists/oss-security/2026/09/18/10mailing-list, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.