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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-88041

Apache Tomcat: HTTP/2 trailer header cross-contamination

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Status
Published
Published
Updated
Assigning organization
apache

Description

Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request. This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122. Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Apache Software Foundation Apache Tomcat

Default version status: unaffected

  • 11.0.0-M23 to ≤ 11.0.26affected
  • 10.1.27 to ≤ 10.1.60affected
  • 9.0.92 to ≤ 9.0.122affected

References