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CVE-2025-31650

7.5 · HIGH

Improper Input Validation vulnerability in Apache Tomcat.

Published Apr 28, 2025CWE-459EPSS 61.32%

Overview

CVE-2025-31650 is a high-severity vulnerability. It was published on April 28, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Improper Input Validation vulnerability in Apache Tomcat. Incorrect error handling for some invalid HTTP priority headers resulted in incomplete clean-up of the failed request which created a memory leak. A large number of such requests could trigger an OutOfMemoryException resulting in a denial of service.

This issue affects Apache Tomcat: from 9.0.76 through 9.0.102, from 10.1.10 through 10.1.39, from 11.0.0-M2 through 11.0.5.

The following versions were EOL at the time the CVE was created but are

known to be affected: 8.5.90 though 8.5.100.

Users are recommended to upgrade to version 9.0.104, 10.1.40 or 11.0.6 which fix the issue.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Reflists.apache.org/thread/j6zzk0y3yym9pzfzkq5vcyxzz0yzh826Refwww.openwall.com/lists/oss-security/2025/04/28/2Reflists.debian.org/debian-lts-announce/2025/07/msg00009.html

How CyberStrike helps

Frequently asked questions

What is CVE-2025-31650?

CVE-2025-31650 is a high-severity vulnerability. It was published on April 28, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-31650?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-31650?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-31650?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-31650 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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