GHSA-gcx9-497g-6cp6
Apache Tomcat has an Improper Access Control, Incorrect Authorization vulnerability
Quick fix
GHSA-gcx9-497g-6cp6 — org.apache.tomcat:tomcat: upgrade to the fixed version with the command below.
# pom.xml: bump <version>11.0.25</version> for org.apache.tomcat:tomcatDetails
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.
Are you affected?
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Affected packages
11.0.0-M1Fixed in: 11.0.25# pom.xml: bump <version>11.0.25</version> for org.apache.tomcat:tomcat10.1.0-M1Fixed in: 10.1.58# pom.xml: bump <version>10.1.58</version> for org.apache.tomcat:tomcat9.0.0-M1Fixed in: 9.0.121# pom.xml: bump <version>9.0.121</version> for org.apache.tomcat:tomcat8.5.0No fixed version published yet for org.apache.tomcat:tomcat (maven). Pin to a known-safe version or switch to an alternative.
7.0.0No fixed version published yet for org.apache.tomcat:tomcat (maven). Pin to a known-safe version or switch to an alternative.
11.0.0-M1Fixed in: 11.0.25# pom.xml: bump <version>11.0.25</version> for org.apache.tomcat:tomcat-catalina10.1.0-M1Fixed in: 10.1.58# pom.xml: bump <version>10.1.58</version> for org.apache.tomcat:tomcat-catalina9.0.0-M1Fixed in: 9.0.121# pom.xml: bump <version>9.0.121</version> for org.apache.tomcat:tomcat-catalina8.5.0No fixed version published yet for org.apache.tomcat:tomcat-catalina (maven). Pin to a known-safe version or switch to an alternative.
7.0.0No fixed version published yet for org.apache.tomcat:tomcat-catalina (maven). Pin to a known-safe version or switch to an alternative.
11.0.0-M1Fixed in: 11.0.25# pom.xml: bump <version>11.0.25</version> for org.apache.tomcat.embed:tomcat-embed-core10.1.0-M1Fixed in: 10.1.58# pom.xml: bump <version>10.1.58</version> for org.apache.tomcat.embed:tomcat-embed-core9.0.0-M1Fixed in: 9.0.121# pom.xml: bump <version>9.0.121</version> for org.apache.tomcat.embed:tomcat-embed-core8.5.0No fixed version published yet for org.apache.tomcat.embed:tomcat-embed-core (maven). Pin to a known-safe version or switch to an alternative.
7.0.0No fixed version published yet for org.apache.tomcat.embed:tomcat-embed-core (maven). Pin to a known-safe version or switch to an alternative.
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-65182[ADVISORY]
- https://github.com/apache/tomcat/commit/8bafd79a3b54684e80e9cb1bafd4746aede7d3f5[WEB]
- https://github.com/apache/tomcat/commit/b2c56ec8f20c66773a1a813034ffcdb60841f1cf[WEB]
- https://github.com/apache/tomcat/commit/b79752d2a8578d94743e2a95c50af297f780c0df[WEB]
- https://lists.apache.org/thread/joosxvzc9b49ttj8lj0jw9mqt0ml767m[WEB]
- https://tomcat.apache.org/security-10.html[WEB]
- https://tomcat.apache.org/security-11.html[WEB]
- https://tomcat.apache.org/security-9.html[WEB]
- http://www.openwall.com/lists/oss-security/2026/08/26/1[WEB]