CVE-2026-34487
Apache Tomcat: Cloud membership for clustering component exposed the Kubernetes bearer token
Description
Insertion of Sensitive Information into Log File vulnerability in the cloud membership for clustering component of Apache Tomcat exposed the Kubernetes bearer token. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.13 through 9.0.116. Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, 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:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
Red Hat Inc.
commercial·USaka red hat
Apache Software Foundation
oss-project·USaka apache foundation
apache
oss-project·USaka apache httpd, apache http server
ООО «Ред Софт»
commercial·RUaka red soft
АО «ИВК»
commercial·RUaka ivk
and 1 more affected products View all →
Exploitability
Official Patch Available
Attack Graph
Products CVE Techniques Tactics
Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.
MITRE ATT&CK
1 technique Credential Access
References
https://lists.apache.org/thread/4xpkwolpkrj8v5xzp5nyovtlqp3y850h
lists.apache.org
http://www.openwall.com/lists/oss-security/2026/04/09/28
openwall.com
http://www.openwall.com/lists/oss-security/2026/04/09/28
openwall.com
and 5 more references View all →
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