Vulnerability Database
296,137
Total vulnerabilities in the database
CVE-2025-52434
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Apache Tomcat when using the APR/Native connector. This was particularly noticeable with client initiated closes of HTTP/2 connections.
This issue affects Apache Tomcat: from 9.0.0.M1 through 9.0.106. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 through 8.5.100. Other, older, EOL versions may also be affected.
Users are recommended to upgrade to version 9.0.107, which fixes the issue.
| Software | From | Fixed in |
|---|---|---|
org.apache.tomcat / tomcat-util
|
9.0.0.M1 | 9.0.107 |
| apache / tomcat | 9.0.0 | 9.0.107 |
|
org.apache.tomcat / tomcat-util
|
8.5.0 | 8.5.100.x |