Apache Tomcat: Bad ornext processing in RewriteValve

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Summary

CVECVE-2026-53404
StatePUBLISHED
Assignerapache
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-29 21:16:44 UTC
Updated2026-07-02 19:22:23 UTC
DescriptionAlways-Incorrect Control Flow Implementation vulnerability in Apache Tomcat's rewrite valve meant that if the first condition in an OR chain matched, subsequent non-OR conditions were skipped. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100. Other versions that have reached end of support may also be affected. Users are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119, which fix the issue.

Risk And Classification

Primary CVSS: v3.1 7.3 HIGH from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS: 0.004130000 probability, percentile 0.331960000 (date 2026-07-04)

Problem Types: CWE-670 | CWE-670 CWE-670 Always-Incorrect Control Flow Implementation

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.3HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.3HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Apache Tomcat All All All All
Application Apache Tomcat All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apache Software Foundation Apache Tomcat affected 11.0.0-M1 11.0.22 semver Not specified
CNA Apache Software Foundation Apache Tomcat affected 10.1.0-M1 10.1.55 semver Not specified
CNA Apache Software Foundation Apache Tomcat affected 9.0.0.M1 9.0.118 semver Not specified
CNA Apache Software Foundation Apache Tomcat affected 8.5.0 8.5.100 semver Not specified
CNA Apache Software Foundation Apache Tomcat unaffected 8.0.0 semver Not specified

References

ReferenceSourceLinkTags
lists.apache.org/thread/rdhpghgfskrdmw9hqzjgjrtw538smpmz [email protected] lists.apache.org Vendor Advisory, Mailing List
www.openwall.com/lists/oss-security/2026/06/29/21 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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