CVE-2025-55668
A remote, anonymous attacker can exploit a vulnerability in Apache Tomcat to perform session fixation and thereby disclose confidential information.
CSIRTS triage
- What
- A vulnerability allows session fixation, potentially disclosing confidential information.
- Who is affected
- Deployments of Apache Tomcat are affected.
- Urgency
- Remediation is important due to medium severity and potential for exploitation.
- Action
- Update to the latest version of Apache Tomcat.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.83% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 54% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[UPDATE] [medium] Apache Tomcat: Vulnerability allows session fixationcert-bund · 2026-07-22
- high[NEW] [high] Dell PowerProtect Data Domain: Multiple vulnerabilitiescert-bund · 2026-07-09
External references
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[](https://www.csirts.com/cve/CVE-2025-55668)