GHSA-gx5v-xp9w-j4cg

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GHSA-gx5v-xp9w-j4cg

Summary: Apache Tomcat: Unbounded read in WebDAV LOCK and PROPFIND handling

Details: Versions Affected: Apache Tomcat 11.0.0-M1 to 11.0.21 Apache Tomcat 10.1.0-M1 to 10.1.54 Apache Tomcat 9.0.0.M1 to 9.0.117 Older, unsupported versions may also be affected Description: No limit was enforced on the request body for WebDAV LOCK or PROPFIND requests which were available to unauthenticated users. Mitigation: Users of the affected versions should apply one of the following mitigations: - Upgrade to Apache Tomcat 11.0.22 or later - Upgrade to Apache Tomcat 10.1.55 or later - Upgrade to Apache Tomcat 9.0.118 or later Credit: This issue was identified by Dariusz Gońda

References: https://nvd.nist.gov/vuln/detail/CVE-2026-41284, https://github.com/apache/tomcat/commit/17dacd9aa48628da2eba37a9ab743c0b6c71685c, https://github.com/apache/tomcat/commit/a96fffd18487a29c0a30d36f00cb2b2d91f6d42c, https://github.com/apache/tomcat/commit/b3d1c1c239142e806be0b7329d304b94a58913ed, https://github.com/apache/tomcat, https://lists.apache.org/thread/2nvqjr7ovjmvx2vbhb7s61ycd5msc8qc, https://tomcat.apache.org/security-10.html, https://tomcat.apache.org/security-11.html, https://tomcat.apache.org/security-9.html, http://www.openwall.com/lists/oss-security/2026/05/12/12