{"id":"CVE-2026-93515","aliases":[],"title":".Org Server Present Extension Use-After-Free","titleSource":"suse","descriptionSource":"suse","products":[{"vendor":"X.org","name":"xorg-x11-server","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"21.1.25","versionType":"rpm"}],"defaultStatus":"unaffected","source":"suse","url":"https://www.cve.org/CVERecord?id=CVE-2026-93515"},{"vendor":"x.org","name":"xwayland","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"24.1.14","versionType":"rpm"}],"defaultStatus":"unaffected","source":"suse","url":"https://www.cve.org/CVERecord?id=CVE-2026-93515"}],"remediation":[],"description":"A use-after-free in present_clear_window_notifies()  in the X.org X Server before 21.1.25 and X Wayland before 24.1.14 could be used by malicious X clients to crash or potentially execute code in the X server context.","severity":"medium","score":6.8,"published":"2026-10-28T12:39:44.890Z","modified":"2026-10-28T12:39:44.890Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://gitlab.freedesktop.org/xorg/xserver/-/commit/1b6955c3108e6b43433aefe860070708e6f43d1b"],"sources":[{"name":"CVE","id":"CVE-2026-93515","modified":"2026-10-28T12:39:44.890Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-93515"}],"assessments":[{"source":"suse","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","score":6.8}],"sourceAffected":[],"kev":{"status":"not-listed","checkedAt":"2026-10-29T05:15:30.396Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}