https://seclists.org/oss-sec/2025/q2/101: CVE-2025-31651: Apache Tomcat: Bypass of rules in write Valve

Published Apr 28, 2025
·
Updated

Affected Software

3 affected components
Apache Tomcat>=11.0.0-M1<=11.0.5
Apache Tomcat>=10.1.0-M1<=10.1.39
Apache Tomcat>=9.0.0.M1<=9.0.102

Frequently Asked Questions

1

What is the severity of CVE-2025-31651?

The severity of CVE-2025-31651 is classified as low.

2

Which versions of Apache Tomcat are affected by CVE-2025-31651?

Affected versions include Apache Tomcat 11.0.0-M1 through 11.0.5, 10.1.0-M1 through 10.1.39, and 9.0.0.M1 through 9.0.102.

3

What does CVE-2025-31651 exploit in Apache Tomcat?

CVE-2025-31651 exploits a vulnerability that allows bypassing of certain rewrite rules in Apache Tomcat.

4

How can I mitigate CVE-2025-31651 in my Apache Tomcat installation?

To mitigate CVE-2025-31651, upgrade your Apache Tomcat installation to a version that exceeds the affected range.

5

What are the potential impacts of CVE-2025-31651 on security?

The potential impact of CVE-2025-31651 includes the possibility of unauthorized access if rewrite rules were meant to enforce security constraints.

Contact

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