CVE-2026-59083 Apache Tomcat: Incorrect URL decoding in RewriteValve may allow security control bypass

Produsentens beskrivelse (engelsk)

Improper Handling of URL Encoding (Hex Encoding) vulnerability in Apache Tomcat's rewrite valve allowed security constraint bypass for some configurations. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.23, from 10.1.0-M1 through 10.1.56, from 9.0.0.M1 through 9.0.119, from 8.5.0 through 8.5.100. Other versions that have reached end of support may also be affected. Users are recommended to upgrade to version 11.0.24, 10.1.57 or 9.0.120, which fix the issue.

Referansedata

Produsent

Apache Software Foundation

Berørte produkter

• Apache Tomcat

CVSS 3.1

9.1 (CRITICAL)

Vektor

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Type svakhet

CWE-177: Improper Handling of URL Encoding (Hex Encoding)

Publisert

14. juli 2026

Offisielle kilder

• CVE.org
• NVD
• Produsentens advisory

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