GHSA-9m3c-qcxr-9x87
Apache Tomcat has an Open Redirect vulnerability
At a glance
- Published
- Updated
- CVE
- CVE-2026-25854
- Aliases
- BIT-tomcat-2026-25854
- CVSS_V3
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS_V4
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N
Description
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.
Affected packages
| Package | Versions |
|---|---|
| Maven · org.apache.tomcat:tomcat-catalina | introduced 8.5.30, fixed 9.0.116 |
| Maven · org.apache.tomcat:tomcat-catalina | introduced 10.1.0-M1, fixed 10.1.53 |
| Maven · org.apache.tomcat:tomcat-catalina | introduced 11.0.0-M1, fixed 11.0.20 |
| Maven · org.apache.tomcat:tomcat | introduced 8.5.30, fixed 9.0.116 |
| Maven · org.apache.tomcat:tomcat | introduced 10.1.0-M1, fixed 10.1.53 |
| Maven · org.apache.tomcat:tomcat | introduced 11.0.0-M1, fixed 11.0.20 |
| Maven · org.apache.tomcat.embed:tomcat-embed-core | introduced 8.5.30, fixed 9.0.116 |
| Maven · org.apache.tomcat.embed:tomcat-embed-core | introduced 10.1.0-M1, fixed 10.1.53 |
| Maven · org.apache.tomcat.embed:tomcat-embed-core | introduced 11.0.0-M1, fixed 11.0.20 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-25854 ADVISORY
- https://github.com/apache/tomcat PACKAGE
- https://lists.apache.org/thread/ghct3b6o74bp2vm7q875s1zh0dqrz3h0 WEB
- http://www.openwall.com/lists/oss-security/2026/04/09/21 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |