Vulnerability Details CVE-2026-25854
Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.
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.M23 through 9.0.115, from 8.5.30 through 8.5.100.
Other, unsupported versions may also be affected
Users are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 44.3%
CVSS Severity
CVSS v3 Score 6.1
Products affected by CVE-2026-25854
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cpe:2.3:a:apache:tomcat:10.1.0
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cpe:2.3:a:apache:tomcat:10.1.1
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cpe:2.3:a:apache:tomcat:10.1.10
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cpe:2.3:a:apache:tomcat:10.1.11
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cpe:2.3:a:apache:tomcat:10.1.12
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cpe:2.3:a:apache:tomcat:10.1.13
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cpe:2.3:a:apache:tomcat:10.1.14
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cpe:2.3:a:apache:tomcat:10.1.15
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cpe:2.3:a:apache:tomcat:10.1.16
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cpe:2.3:a:apache:tomcat:10.1.17
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cpe:2.3:a:apache:tomcat:10.1.18
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cpe:2.3:a:apache:tomcat:10.1.19
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cpe:2.3:a:apache:tomcat:10.1.2
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cpe:2.3:a:apache:tomcat:10.1.20
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cpe:2.3:a:apache:tomcat:10.1.22
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cpe:2.3:a:apache:tomcat:10.1.23
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cpe:2.3:a:apache:tomcat:10.1.24
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cpe:2.3:a:apache:tomcat:10.1.25
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cpe:2.3:a:apache:tomcat:10.1.26
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cpe:2.3:a:apache:tomcat:10.1.27
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cpe:2.3:a:apache:tomcat:10.1.28
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cpe:2.3:a:apache:tomcat:10.1.29
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cpe:2.3:a:apache:tomcat:10.1.30
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cpe:2.3:a:apache:tomcat:10.1.31
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cpe:2.3:a:apache:tomcat:10.1.32
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cpe:2.3:a:apache:tomcat:10.1.33
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cpe:2.3:a:apache:tomcat:10.1.34
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cpe:2.3:a:apache:tomcat:10.1.35
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cpe:2.3:a:apache:tomcat:10.1.36
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cpe:2.3:a:apache:tomcat:10.1.37
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cpe:2.3:a:apache:tomcat:10.1.38
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cpe:2.3:a:apache:tomcat:10.1.39
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cpe:2.3:a:apache:tomcat:10.1.40
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cpe:2.3:a:apache:tomcat:10.1.41
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cpe:2.3:a:apache:tomcat:10.1.42
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cpe:2.3:a:apache:tomcat:10.1.43
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cpe:2.3:a:apache:tomcat:10.1.44
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cpe:2.3:a:apache:tomcat:10.1.45
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cpe:2.3:a:apache:tomcat:10.1.46
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cpe:2.3:a:apache:tomcat:10.1.47
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cpe:2.3:a:apache:tomcat:10.1.48
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cpe:2.3:a:apache:tomcat:10.1.49
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cpe:2.3:a:apache:tomcat:10.1.5
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cpe:2.3:a:apache:tomcat:10.1.50
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cpe:2.3:a:apache:tomcat:10.1.51
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cpe:2.3:a:apache:tomcat:10.1.52
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cpe:2.3:a:apache:tomcat:10.1.6
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cpe:2.3:a:apache:tomcat:10.1.7
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cpe:2.3:a:apache:tomcat:10.1.8
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cpe:2.3:a:apache:tomcat:10.1.9
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cpe:2.3:a:apache:tomcat:9.0.0