Fixed in Apache Tomcat 10.1.44

Important: DoS in HTTP/2 due to client triggered stream reset CVE-2025-48989 Tomcat's HTTP/2 implementation was vulnerable to the made you reset attack. The denial of service typically manifested as an OutOfMemoryError. This was fixed with commit 73c04a10. This issue was reported to the ASF...

Fixed in Apache Tomcat 11.0.10

Important: DoS in HTTP/2 due to client triggered stream reset CVE-2025-48989 Tomcat's HTTP/2 implementation was vulnerable to the made you reset attack. The denial of service typically manifested as an OutOfMemoryError. This was fixed with commit f362c8eb. This issue was reported to the ASF...