Bug 2457040 (CVE-2026-24880) - CVE-2026-24880 Apache Tomcat: Apache Tomcat: HTTP Request/Response Smuggling via invalid chunk extension
Summary: CVE-2026-24880 Apache Tomcat: Apache Tomcat: HTTP Request/Response Smuggling ...
Keywords:
Status: NEW
Alias: CVE-2026-24880
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2457232
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-09 20:02 UTC by OSIDB Bzimport
Modified: 2026-05-26 12:56 UTC (History)
9 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:20405 0 None None None 2026-05-26 12:56:42 UTC
Red Hat Product Errata RHSA-2026:20406 0 None None None 2026-05-26 12:55:51 UTC

Description OSIDB Bzimport 2026-04-09 20:02:35 UTC 
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache Tomcat via invalid chunk extension.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M1 through 9.0.115, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109.
Other, unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.20, 10.1.52 or 9.0.116, which fix the issue.
Comment 3 errata-xmlrpc 2026-05-26 12:55:49 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Web Server 6.2.3

Via RHSA-2026:20406 https://access.redhat.com/errata/RHSA-2026:20406
Comment 4 errata-xmlrpc 2026-05-26 12:56:40 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Web Server 6.2 on RHEL 10
  Red Hat JBoss Web Server 6.2 on RHEL 8
  Red Hat JBoss Web Server 6.2 on RHEL 9

Via RHSA-2026:20405 https://access.redhat.com/errata/RHSA-2026:20405
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