Moderate severityNVD Advisory· Published Aug 13, 2025· Updated Nov 4, 2025
Apache Tomcat: session fixation via rewrite valve
CVE-2025-55668
Description
Session Fixation vulnerability in Apache Tomcat via rewrite valve.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.7, from 10.1.0-M1 through 10.1.41, from 9.0.0.M1 through 9.0.105. Older, EOL versions may also be affected.
Users are recommended to upgrade to version 11.0.8, 10.1.42 or 9.0.106, which fix the issue.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.apache.tomcat:tomcat-catalinaMaven | >= 11.0.0-M1, < 11.0.8 | 11.0.8 |
org.apache.tomcat:tomcat-catalinaMaven | >= 10.1.0-M1, < 10.1.42 | 10.1.42 |
org.apache.tomcat:tomcat-catalinaMaven | >= 9.0.0.M1, < 9.0.106 | 9.0.106 |
Affected products
3- osv-coords2 versions
< 9.0.106+ 1 more
- (no CPE)range: < 9.0.106
- (no CPE)range: >= 11.0.0-M1, < 11.0.8
- Apache Software Foundation/Apache Tomcatv5Range: 11.0.0-M1
Patches
Vulnerability mechanics
References
10- github.com/advisories/GHSA-23hv-mwm6-g8jfghsaADVISORY
- lists.apache.org/thread/v6bknr96rl7l1qxkl1c03v0qdvbbqs47ghsavendor-advisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2025-55668ghsaADVISORY
- www.openwall.com/lists/oss-security/2025/08/13/3ghsaWEB
- github.com/apache/tomcat/commit/8621e4c6ba2c916a41eb34cb0f781171ead33fb6ghsaWEB
- github.com/apache/tomcat/commit/90306d971bb8b8393336d893644124fb2ca11d21ghsaWEB
- github.com/apache/tomcat/commit/9c3673ba04009377cb0c81ccb6cf5078aec1aa95ghsaWEB
- tomcat.apache.org/security-10.htmlghsaWEB
- tomcat.apache.org/security-11.htmlghsaWEB
- tomcat.apache.org/security-9.htmlghsaWEB
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