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.

CVSS v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CVSS v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS

0.83% chance of exploitation in the next 30 days, 55th percentile

Published

2025-08-13

Updated

2025-11-04

Proof-of-concept exploits (1)

• gregk4sec/CVE-2025-556680★ · 2025-08-13

References

• CVE Record
• NVD entry

Related

• CVE-2025-24813
• CVE-2025-31651
• CVE-2025-46701
• CVE-2025-49125
• CVE-2026-21962
• CVE-2026-25854