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Vulnerability Details CVE-2026-57941
Use After Free vulnerability in Apache HTTP Server's mod_http2 via shared session->bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.
Exploit prediction scoring system (EPSS) score
EPSS Score
0.004
EPSS Ranking
36.4%
CVSS Severity
CVSS v3 Score
9.8
References
https://httpd.apache.org/security/vulnerabilities_24.html
http://www.openwall.com/lists/oss-security/2026/10/01/19
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