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Improper Authorization vulnerability when multiple method constraints define an HTTP method for the same extension in Apache Tomcat.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.
Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade tomcat-webappsUpgrade tomcat-libUpgrade tomcat-docs-webappUpgrade tomcatUpgrade tomcat-servlet-4.0-apiUpgrade tomcat-el-3.0-apiUpgrade tomcat-jsp-2.3-apiUpgrade tomcat-admin-webapps | Oct 11, 2026 | Sep 17, 2026 |
| Amazon Linux Ami 2 | — | Upgrade tomcat-servlet-4.0-apiUpgrade tomcat-jsp-2.3-apiUpgrade tomcat-jsvcUpgrade tomcat-admin-webappsUpgrade tomcat-el-3.0-apiUpgrade tomcat-libUpgrade tomcat-docs-webappUpgrade tomcatUpgrade tomcat-webapps | Jun 9, 2026 | Jun 9, 2026 |
| Apache Tomcat | — | Upgrade Apache Tomcat to 9.0.118Upgrade Apache Tomcat to 10.1.55Upgrade Apache Tomcat to the latest available versionUpgrade Apache Tomcat to 11.0.22 | May 12, 2026 | May 12, 2026 |
| Atlassian Jira | — | Upgrade to the latest version of Atlassian JIRA | Jun 17, 2026 | Jun 16, 2026 |
| Debian | — | Upgrade tomcat9Upgrade tomcat11Upgrade tomcat10 | May 14, 2026 | May 14, 2026 |
| Oracle_linux | — | Upgrade tomcat-el-3.0-apiUpgrade tomcatUpgrade tomcat-servlet-4.0-apiUpgrade tomcat-docs-webappUpgrade tomcat-libUpgrade tomcat-admin-webappsUpgrade tomcat-webappsUpgrade tomcat-jsp-2.3-api | Oct 22, 2026 | May 12, 2026 |
| Redhat_linux | — | Upgrade jws7-javapackages-filesystemUpgrade tomcat-webappsUpgrade tomcat9-admin-webappsUpgrade tomcat-servlet-4.0-apiUpgrade jws6-tomcat-docs-webappUpgrade tomcat9-servlet-4.0-apiUpgrade tomcat-admin-webappsUpgrade jws7-tomcat-servlet-6.0-apiUpgrade jws6-tomcat-webappsUpgrade jws7-tomcat-vault-javadocUpgrade jws7-mod_clusterUpgrade jws7-tomcat-nativeUpgrade tomcat-jsp-3.1-apiUpgrade jws7-jboss-loggingUpgrade tomcat-jsp-2.3-apiUpgrade tomcat-servlet-6.0-apiUpgrade tomcat9-el-3.0-apiUpgrade tomcat-libUpgrade jws7-tomcat-javadocNo solution existsUpgrade jws7-tomcat-selinuxUpgrade tomcat9-jsp-2.3-apiUpgrade tomcat-el-5.0-apiUpgrade jws7-tomcat-webappsUpgrade jws6-tomcat-libUpgrade jws7-tomcat-libUpgrade tomcat9Upgrade tomcat9-webappsUpgrade jws7-javapackages-toolsUpgrade jws7-tomcatUpgrade jws7-python3-javapackagesUpgrade tomcat9-docs-webappUpgrade jws6-tomcat-jsp-3.1-apiUpgrade jws6-tomcat-selinuxUpgrade jws6-tomcat-servlet-6.0-apiUpgrade jws6-tomcat-javadocUpgrade jws6-tomcat-admin-webappsUpgrade tomcat9-libUpgrade jws7-tomcat-jsp-3.1-apiUpgrade jws7-buildUpgrade jws6-tomcat-el-5.0-apiUpgrade tomcat-el-3.0-apiUpgrade tomcat-docs-webappUpgrade jws6-tomcatUpgrade jws7-runtimeUpgrade jws7-tomcat-admin-webappsUpgrade jws7-tomcat-el-5.0-apiUpgrade jws7-tomcat-docs-webappUpgrade jws7-tomcat-vaultUpgrade jws7-tomcat-native-debuginfoUpgrade jws7-ecjUpgrade jws7-mod_cluster-tomcatUpgrade tomcat | Jul 17, 2026 | May 12, 2026 |
| Ubuntu | — | Upgrade libtomcat8-embed-java (Ubuntu Pro)Upgrade libtomcat10-javaUpgrade libtomcat7-java (Ubuntu Pro)Upgrade libtomcat11-java (Ubuntu Pro)Upgrade libtomcat9-java (Ubuntu Pro)Upgrade tomcat7 (Ubuntu Pro)Upgrade libtomcat10-embed-javaUpgrade libtomcat6-java (Ubuntu Pro)Upgrade tomcat8-examples (Ubuntu Pro)Upgrade libtomcat10-embed-java (Ubuntu Pro)Upgrade tomcat11 (Ubuntu Pro)Upgrade libtomcat11-embed-java (Ubuntu Pro)Upgrade libtomcat10-java (Ubuntu Pro)Upgrade tomcat9 (Ubuntu Pro)Upgrade libtomcat8-java (Ubuntu Pro)Upgrade tomcat10 (Ubuntu Pro)Upgrade tomcat10Upgrade libtomcat9-javaUpgrade libtomcat9-embed-java (Ubuntu Pro)Upgrade tomcat6 (Ubuntu Pro) | Jun 4, 2026 | Jun 4, 2026 |
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