HTTP Request Smuggling The advisory has been revoked - it doesn't affect any version of package tomcat (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-TOMCAT-19454399
- published1 Sept 2026
- disclosed25 Aug 2026
Introduced: 25 Aug 2026
CVE-2026-65637 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream tomcat package and not the tomcat package as distributed by RHEL.
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.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2524155
- https://access.redhat.com/security/cve/CVE-2026-65637
- https://access.redhat.com/errata/RHSA-2026:56039
- https://access.redhat.com/errata/RHSA-2026:63137
- https://access.redhat.com/errata/RHSA-2026:76952
- https://lists.apache.org/thread/djog953z1ohsyt25bdvhfzbmsy22vgcj