CVE-2026-91866

Published: Sep 21, 2026Modified: Sep 25, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.

Affected (1)

Products: Apache: Neethi

Apache

1 product

Neethi

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Apache Neethi	version < 3.2.4

Related CWEs

CWE-770

Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (2)

https://lists.apache.org/thread/zbfxnomgvbmqchqjgc6lk5h0z76k3gh4

Source: security@apache.org

Mailing ListVendor Advisory

http://www.openwall.com/lists/oss-security/2026/09/18/13

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

Timeline

No history available yet.