Bug 2457020 (CVE-2026-29146) - CVE-2026-29146 Apache Tomcat: Apache Tomcat: Information disclosure via Padding Oracle vulnerability in EncryptInterceptor
Summary: CVE-2026-29146 Apache Tomcat: Apache Tomcat: Information disclosure via Paddi...
Keywords:
Status: NEW
Alias: CVE-2026-29146
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2457240
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-09 20:01 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 12:56:38 UTC
Red Hat Product Errata RHSA-2026:20406 0 None None None 2026-05-26 12:55:47 UTC

Description OSIDB Bzimport 2026-04-09 20:01:27 UTC 
Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.

Users are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.
Comment 3 errata-xmlrpc 2026-05-26 12:55:45 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 12:56:36 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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