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Advisory details: gitlab / maven/org.apache.tomcat/tomcat-catalina/CVE-2026-65637
Advisory ID gitlab/maven/org.apache.tomcat/tomcat-catalina/CVE-2026-65637
Aliases CVE-2026-65637
Summary Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (4)
CWE-20 Improper Input Validation
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-1289 Improper Validation of Unsafe Equivalence in Input
System Score Found at
There are no known severity scores.
Reference id Reference type URL
https://lists.apache.org/thread/djog953z1ohsyt25bdvhfzbmsy22vgcj
CVE-2026-65637 https://nvd.nist.gov/vuln/detail/CVE-2026-65637
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
There are no known vectors.

There are no SSVC decisions available.