CVE-2026-43512
Apache Tomcat: Digest authenticator will authenticate any unknown user
Description
DEPRECATED: Authentication Bypass Issues vulnerability in digest authentication in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from before 7.0.0. Older unsupported versions any also be affect Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.
No summary for this CVE yet.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
Red Hat Inc.
commercial·USaka red hat
apache
oss-project·USaka apache httpd, apache http server
Canonical Ltd.
commercial·GBaka canonical
Apache Software Foundation
oss-project·USaka apache foundation
Сообщество свободного программного обеспечения
oss-projectaka fsf
ООО «Ред Софт»
commercial·RUaka red soft
and 1 more affected products View all →
Exploitability
Official Patch Available
References
https://lists.apache.org/thread/7x09x7o12solvclslw3sz0288xc8wx73
lists.apache.org
http://www.openwall.com/lists/oss-security/2026/05/12/8
openwall.com
https://github.com/advisories/GHSA-h6fc-48rj-7qqh
github.com
and 12 more references View all →
News mentions
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