Bug 2476519 (CVE-2026-43515) - CVE-2026-43515 tomcat-coyote: tomcat: Improper Authorization allows security bypass
Summary: CVE-2026-43515 tomcat-coyote: tomcat: Improper Authorization allows security ...
Keywords:
Status: NEW
Alias: CVE-2026-43515
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2489311 2489312 2489313
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-12 16:02 UTC by OSIDB Bzimport
Modified: 2026-06-16 16:51 UTC (History)
61 users (show)

Fixed In Version:
Clone Of:
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Last Closed:
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Description OSIDB Bzimport 2026-05-12 16:02:08 UTC 
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.
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