Vulnerability record · CVE-2026-65182 · published 25 August 2026

CVE-2026-65182: Apache tomcat improper access control vulnerability

Apache · Tomcat

Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass if a constraint for a longer path is specified before a more restrictive constraint for a shorter sub-path. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.0.M1 through 9.0.120, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Users are recommended to upgrade to version 11.0.25, 10.1.58, 9.0.121, which fixes the issue.

9.1 CVSS 3.1 Critical EPSS 0.65% · top 50.7% CWE-284 · Improper access controlCWE-863 · Incorrect authorization

9.1CVSS 3.1 base score

0.65%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

2References

27 Aug 2026Last modified by NVD

Description

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Tomcat Apache

References

Link	Tags
https://lists.apache.org/thread/joosxvzc9b49ttj8lj0jw9mqt0ml767m	Vendor AdvisoryMailing List
http://www.openwall.com/lists/oss-security/2026/08/26/1	Third Party AdvisoryMailing List

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-65182), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.