{"identifier":"CVE-2026-109088","cve":{"id":"CVE-2026-109088","description":"A malicious X server could send malformed  RECORD EnableContext reolies that can cause a X client using the parse_reply_call_callback function in libXtst before 1.2.6 to enter a endless loop.","published":"2026-10-27T17:16:57.680000+00:00","modified":"2026-10-28T14:15:58.863000+00:00","status":"Awaiting Analysis","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cvss_version":"3.1","affected":[],"weaknesses":["CWE-835"],"references":[{"url":"https://gitlab.freedesktop.org/xorg/lib/libxtst/-/merge_requests/11","source":"meissner@suse.de"}],"kev":null,"kev_checked":true,"metrics":{"cvssMetricV31":[{"source":"meissner@suse.de","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6}]},"configurations":[],"source":"nvd","retrieved_at":"2026-10-28T16:44:14.771205+00:00","exploited":false,"kev_stale":false,"products":[],"priority":{"label":"Assess exposure and vendor guidance","reasons":["No higher-priority signal is available in the current stored evidence."]},"epss":{"probability":0.00272,"percentile":0.19552,"date":"2026-10-28","stale":false},"version_assessment":null},"news":[],"campaigns":[],"domains":[{"domain":"gitlab.freedesktop.org","source_url":"https://gitlab.freedesktop.org/xorg/lib/libxtst/-/merge_requests/11","investigate_url":"https://investigate.aeglixmind.com/#gitlab.freedesktop.org"}],"arsenal_url":"https://arsenal.aeglixmind.com/?cve=CVE-2026-109088","catalog_url":"https://cves.aeglixmind.com/cve/CVE-2026-109088","research_url":"https://investigate.aeglixmind.com/research/cve/CVE-2026-109088","coverage":{"news_candidates_checked":0,"campaign_candidates_checked":0,"bounded":false,"notice":"Exact CVE mentions in stored public excerpts and reviewed campaign content only. A mention is not proof of exploitation, attribution or tool suitability. Missing matches do not establish absence."}}