CVE-2025-31650 - Apache Tomcat DoS Risk via HTTP Priority Header
The Apache Software Foundation has disclosed a high-severity vulnerability in Apache Tomcat that could let attackers exploit improperly handled Priority headers in HTTP/2 to cause a denial of service (DoS). Tracked as CVE-2025-31650, this flaw stems from improper input validation, specifically when the server handles malformed Priority headers in HTTP/2, resulting in memory leaks and potential OutOfMemoryExceptions.