GHSA-53hp-jpwq-2jgqHighCVSS 7.5

Uncontrolled Resource Consumption in Apache Tomcat

Published
February 9, 2022
Last Modified
June 11, 2026

🔗 CVE IDs covered (1)

📋 Description

A specially crafted sequence of HTTP/2 requests sent to Apache Tomcat 10.0.0-M1 to 10.0.0-M5, 9.0.0.M1 to 9.0.35 and 8.5.0 to 8.5.55 could trigger high CPU usage for several seconds. If a sufficient number of such requests were made on concurrent HTTP/2 connections, the server could become unresponsive.

🎯 Affected products6

  • maven/org.apache.tomcat:tomcat:>= 10.0.0-M1, <= 10.0.0-M4
  • maven/org.apache.tomcat:tomcat:>= 9.0.0.M1, < 9.0.35
  • maven/org.apache.tomcat:tomcat:>= 8.5.0, < 8.5.55
  • maven/org.apache.tomcat.embed:tomcat-embed-core:>= 10.0.0-M1, <= 10.0.0-M4
  • maven/org.apache.tomcat.embed:tomcat-embed-core:>= 9.0.0.M1, < 9.0.35
  • maven/org.apache.tomcat.embed:tomcat-embed-core:>= 8.5.0, < 8.5.55

🔗 References (32)