HIGH 7.5 Maven
Apache Tomcat: Unbounded read in WebDAV LOCK and PROPFIND handling
GHSA-gx5v-xp9w-j4cg · BIT-tomcat-2026-41284 · CVE-2026-41284
Published · Modified
Description
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
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2026-41284
- WEB https://github.com/apache/tomcat/commit/17dacd9aa48628da2eba37a9ab743c0b6c71685c
- WEB https://github.com/apache/tomcat/commit/a96fffd18487a29c0a30d36f00cb2b2d91f6d42c
- WEB https://github.com/apache/tomcat/commit/b3d1c1c239142e806be0b7329d304b94a58913ed
- PACKAGE https://github.com/apache/tomcat
- WEB https://lists.apache.org/thread/2nvqjr7ovjmvx2vbhb7s61ycd5msc8qc
- 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/2026/05/12/12
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