{"id":"CVE-2026-57941","published":"2026-10-01T17:17:27.457","lastModified":"2026-10-05T13:29:16.297","description":"Use After Free vulnerability in Apache HTTP Server's mod_http2 via shared session->bbtmp re-entrancy\n\n\n\nThis issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.","cvssScore":9.8,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-416"],"vendors":["apache"],"products":["http server"],"references":[{"url":"https://httpd.apache.org/security/vulnerabilities_24.html","tags":["Vendor Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/01/19","tags":["Mailing List","Third Party Advisory"]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"A Use After Free vulnerability in Apache HTTP Server's mod_http2 allows attackers to execute arbitrary code by re-entrantly accessing freed memory via shared session->bbtmp.","exploitability":"Exploitation is considered difficult due to the need for precise timing and control over the memory state, but preconditions include the presence of the affected mod_http2 module and a specific memory management scenario.","blast_radius":"If exploited, this vulnerability could result in complete system compromise, leading to unauthorized code execution on the server.","remediation":"Upgrade to Apache HTTP Server 2.4.69 or later.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","web","http","mod_http2"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-10-02T08:41:37.024Z"}}