6.1

CVE-2026-25854

Apache Tomcat: Occasionally open redirect

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apache ≫ Tomcat Version >= 9.0.1 < 9.0.116
Apache ≫ Tomcat Version >= 10.1.0 < 10.1.53
Apache ≫ Tomcat Version >= 11.0.0 < 11.0.20
Apache ≫ Tomcat Version 9.0.0 Update milestone23
Apache ≫ Tomcat Version 9.0.0 Update milestone24
Apache ≫ Tomcat Version 9.0.0 Update milestone25
Apache ≫ Tomcat Version 9.0.0 Update milestone26
Apache ≫ Tomcat Version 9.0.0 Update milestone27
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.53% 0.403
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 6.1 2.8 2.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE-601 URL Redirection to Untrusted Site ('Open Redirect')

The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.

https://lists.apache.org/thread/ghct3b6o74bp2vm7q875s1zh0dqrz3h0
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http://www.openwall.com/lists/oss-security/2026/04/09/21
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