Apache Tomcat: Security constraints not correctly applied

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Summary

CVECVE-2026-43515
StatePUBLISHED
Assignerapache
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-12 16:16:18 UTC
Updated2026-05-12 16:37:05 UTC
DescriptionImproper 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.

Risk And Classification

Problem Types: CWE-285 | CWE-285 CWE-285 Improper Authorization

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apache Software Foundation Apache Tomcat affected 11.0.0-M1 11.0.21 semver Not specified
CNA Apache Software Foundation Apache Tomcat affected 10.1.0-M1 10.1.54 semver Not specified
CNA Apache Software Foundation Apache Tomcat affected 9.0.0.M1 9.0.117 semver Not specified
CNA Apache Software Foundation Apache Tomcat affected 8.5.0 8.5.100 semver Not specified
CNA Apache Software Foundation Apache Tomcat affected 7.0.0 7.0.109 semver Not specified
CNA Apache Software Foundation Apache Tomcat unknown 7.00 semver Not specified

References

ReferenceSourceLinkTags
lists.apache.org/thread/746nxfxod0wsocxtmv8pb8nkgmwpc6bb [email protected] lists.apache.org
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