UnratedApache Software Foundation Updated

Unknown [CVE-2026-32990 +1] Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990

This security Apache Software Foundation advisory covers CVE-2026-32990 and CVE-2026-65637 affecting Apache Tomcat.

CVE-2026-65637 Published Aug 25, 2026Updated by vendor Aug 25, 2026

CVE-2026-32990 CVE-2026-65637

Affected products & platforms

Apache Software FoundationTomcat

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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.

Affected versions

11.0.20 through 11.0.24
10.1.53 through 10.1.57
9.0.115 through 9.0.120.
through 9.0.120

Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source

Fixed versions

11.0.25
10.1.58
9.0.121

Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.

Official advisory · medium-confidence parse· fetched 1 hour ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Official vendor advisoryofficial
Official advisory page fetched and parsed; accepted detail fields are attributed to this page.
Apache Software Foundation
CVE.org CNA recordCVE.org
Independent CNA record used for near-real-time discovery and missed-CVE reconciliation. Discovered from the machine-readable feed https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/delta.json; this link opens the CVE.org record for CVE-2026-32990 instead of the raw feed document.
CVE Program

Cross-references

Validate CVE metadata against the authoritative registries.

Official resources

Apache Tomcat security bulletins (per major version) (target: 11.0.25 / 10.1.58 / 9.0.121)
Official documentation
This advisory names 11.0.25 / 10.1.58 / 9.0.121 as the first fixed releases — official upgrade documentation for Apache Tomcat security bulletins (per major version).
ASF Security — reporting & CVE process
Official documentation
The Apache Software Foundation's official security page: how ASF CVEs are published and where each project's advisories live.
Apache project downloads (fixed releases)
Official documentation
Official ASF download tree — fetch the fixed release named in this advisory from the project's directory.

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