UpHeron
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Servers and applications

CVE-2025-55668

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.

Severity
Medium 6.5
Published
13 Aug 2025
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
9.0.106, 10.1.42, 11.0.8
Sources
NVD

Affected software

SoftwareAffected versions
Apache TomcatServers and applications · cpe:a:apache:tomcat
  • From 11.0.0 before 11.0.8
  • From 10.0.0 before 10.1.42
  • From 9.0.1 before 9.0.106
  • Version 9.0.0-milestone27
All 30 release lines
  • Version 9.0.0-milestone1
  • Version 9.0.0-milestone2
  • Version 9.0.0-milestone3
  • Version 9.0.0-milestone4
  • Version 9.0.0-milestone5
  • Version 9.0.0-milestone6
  • Version 9.0.0-milestone7
  • Version 9.0.0-milestone8
  • Version 9.0.0-milestone9
  • Version 9.0.0-milestone10
  • Version 9.0.0-milestone11
  • Version 9.0.0-milestone12
  • Version 9.0.0-milestone13
  • Version 9.0.0-milestone14
  • Version 9.0.0-milestone15
  • Version 9.0.0-milestone16
  • Version 9.0.0-milestone17
  • Version 9.0.0-milestone18
  • Version 9.0.0-milestone19
  • Version 9.0.0-milestone20
  • Version 9.0.0-milestone21
  • Version 9.0.0-milestone22
  • Version 9.0.0-milestone23
  • Version 9.0.0-milestone24
  • Version 9.0.0-milestone25
  • Version 9.0.0-milestone26
  • Version 9.0.0-milestone27
  • From 9.0.1 before 9.0.106
  • From 10.0.0 before 10.1.42
  • From 11.0.0 before 11.0.8

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-55668
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-55668