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.
- Affected products
- Alt Linux, Almalinux, Apache Tomcat, Astra Linux, Bamboo, Bitbucket, Centos, Debian
- Apache Tomcat
- < 9.0.107
- Fix
- Available
- CVSS 3.1
- 7.5 HIGH
- EPSS
- 1.8% (77th percentile)
- Weakness
- CWE-362
- NVD status
- Modified
- Published
- 2025-07-10
No indexed exploits for CVE-2025-52434 yet
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No exploit for CVE-2025-52434 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.