{"id":"CVE-2026-23918","summary":"Apache HTTP Server: http2: double free and possible RCE on early reset","details":"Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol.\n\nThis issue affects Apache HTTP Server: 2.4.66.\n\nUsers are recommended to upgrade to version 2.4.67, which fixes the issue.","aliases":["BIT-apache-2026-23918"],"modified":"2026-07-08T07:53:25.569209677Z","published":"2026-05-04T14:44:28.513Z","related":["SUSE-SU-2026:2103-1","SUSE-SU-2026:2104-1","SUSE-SU-2026:22199-1","SUSE-SU-2026:22209-1","SUSE-SU-2026:2686-1","openSUSE-SU-2026:10785-1","openSUSE-SU-2026:21115-1"],"database_specific":{"cwe_ids":["CWE-415"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23918.json","cna_assigner":"apache","unresolved_ranges":[{"extracted_events":[{"introduced":"2.4.66"},{"last_affected":"2.4.66"}],"source":"AFFECTED_FIELD"}]},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/05/04/19"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23918.json"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:13938"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-23918"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23918.json"},{"type":"ADVISORY","url":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23918"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2465304"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/httpd","events":[{"introduced":"e4a77ef6051b3fe22eafacbcf54855b178a0bddd"},{"last_affected":"e4a77ef6051b3fe22eafacbcf54855b178a0bddd"}],"database_specific":{"extracted_events":[{"introduced":"2.4.66"},{"last_affected":"2.4.66"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:apache:http_server:2.4.66:*:*:*:*:*:*:*"}}],"versions":["2.4.66"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23918.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}