Improper Resource Shutdown or Release vulnerability in Apache Tomcat made Tomcat vulnerable to the made you reset attack.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.9, from 10.1.0-M1 through 10.1.43 and from 9.0.0.M1 through 9.0.107. Older, EOL versions may also be affected.
Users are recommended to upgrade to one of versions 11.0.10, 10.1.44 or 9.0.108 which fix the issue.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade tomcat-docs-webappUpgrade tomcat-jsp-2.3-apiUpgrade tomcat-servlet-4.0-apiUpgrade tomcatUpgrade tomcat-admin-webappsUpgrade tomcat-libUpgrade tomcat-el-3.0-apiUpgrade tomcat-webapps | Aug 22, 2025 | Aug 20, 2025 |
| Amazon Linux Ami 2 | — | Upgrade tomcat-jsvcUpgrade tomcatUpgrade tomcat-el-3.0-apiUpgrade tomcat-docs-webappUpgrade tomcat-webappsUpgrade tomcat-servlet-4.0-apiUpgrade tomcat-jsp-2.3-apiUpgrade tomcat-admin-webappsUpgrade tomcat-lib | May 20, 2026 | May 20, 2026 |
| Apache Tomcat | — | Upgrade Apache Tomcat to 11.0.10Upgrade Apache Tomcat to 9.0.108Upgrade Apache Tomcat to 10.1.44Upgrade Apache Tomcat to the latest available version | Aug 14, 2025 | Aug 13, 2025 |
| Atlassian Bitbucket | — | Upgrade Atlassian Bitbucket to the latest version | Jan 21, 2026 | Jan 20, 2026 |
| Atlassian Jira | — | Upgrade to the latest version of Atlassian JIRA | Oct 23, 2025 | Oct 21, 2025 |
| Debian | — | Upgrade tomcat9Upgrade tomcat11Upgrade tomcat10 | Aug 15, 2025 | Aug 15, 2025 |
| Oracle_linux | — | Upgrade tomcat9-jsp-2.3-apiUpgrade tomcat-libUpgrade tomcat9Upgrade tomcat-servlet-4.0-apiUpgrade tomcat9-admin-webappsUpgrade tomcat-jsp-2.3-apiUpgrade tomcat-admin-webappsUpgrade tomcat9-servlet-4.0-apiUpgrade tomcat-jsp-3.1-apiUpgrade tomcat-el-5.0-apiUpgrade tomcat-docs-webappUpgrade tomcat9-libUpgrade tomcatUpgrade tomcat-el-3.0-apiUpgrade tomcat9-docs-webappUpgrade tomcat9-webappsUpgrade tomcat9-el-3.0-apiUpgrade tomcat-webappsUpgrade tomcat-servlet-6.0-api | Aug 21, 2025 | Aug 13, 2025 |
| Redhat_linux | — | Upgrade jws6-tomcat-libUpgrade jws6-tomcat-servlet-6.0-apiUpgrade tomcat9-el-3.0-apiUpgrade jws6-tomcat-javadocUpgrade tomcat9-docs-webappUpgrade tomcat-servlet-4.0-apiUpgrade tomcat9-admin-webappsUpgrade tomcat9-libUpgrade tomcat-jsp-2.3-apiUpgrade jws6-tomcatUpgrade tomcat-el-3.0-apiUpgrade jws6-tomcat-docs-webappUpgrade tomcat-admin-webappsUpgrade tomcatUpgrade tomcat-docs-webappUpgrade jws6-tomcat-webappsUpgrade jws6-tomcat-selinuxUpgrade tomcat9-webappsUpgrade tomcat9-jsp-2.3-apiUpgrade jws6-tomcat-el-5.0-apiUpgrade tomcat9Upgrade tomcat-libNo solution existsUpgrade jws6-tomcat-admin-webappsUpgrade jws6-tomcat-jsp-3.1-apiUpgrade tomcat-webappsUpgrade tomcat9-servlet-4.0-apiUpgrade tomcat-servlet-6.0-apiUpgrade tomcat-jsp-3.1-apiUpgrade tomcat-el-5.0-api | Aug 21, 2025 | Aug 13, 2025 |
| Suse | — | Upgrade tomcat11-el-6_0-apiUpgrade tomcat-embedUpgrade tomcat10-servlet-6_0-apiUpgrade tomcat11Upgrade tomcatUpgrade tomcat-jsp-2_3-apiUpgrade tomcat-docs-webappUpgrade tomcat-jsvcUpgrade tomcat11-libUpgrade tomcat10-docUpgrade tomcat10-jsp-3_1-apiUpgrade tomcat-libUpgrade tomcat11-webappsUpgrade tomcat10-el-5_0-apiUpgrade tomcat10-jsvcUpgrade tomcat11-admin-webappsUpgrade tomcat-webappsUpgrade tomcat11-embedUpgrade tomcat11-jsp-4_0-apiUpgrade tomcat11-servlet-6_1-apiUpgrade tomcat10-admin-webappsUpgrade tomcat-admin-webappsUpgrade tomcat11-docUpgrade tomcat10-docs-webappUpgrade tomcat-el-3_0-apiUpgrade tomcat10-webappsUpgrade tomcat10-libUpgrade tomcat11-docs-webappUpgrade tomcat-servlet-4_0-apiUpgrade tomcat-javadocUpgrade tomcat10-embedUpgrade tomcat11-jsvcUpgrade tomcat10 | Dec 5, 2025 | Aug 27, 2025 |
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