cvedb.io
CVE-2026-43515
CRITICAL · CVSS 9.1
EPSS exploitation probability: 0%
Published 2026-05-12T16:16:18.553 · Last modified 2026-06-17T10:49:51.027

Summary

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.

Affected products

apache — tomcat

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.