{"schema":"threatline.record/2","record":{"id":"CVE-2026-20586","aliases":[],"summary":"In vdec, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is ne","details":"In vdec, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS11383899; Issue ID: MSV-9614.","categories":["Unclassified"],"product":"MediaTek chipset","vendor":"MediaTek, Inc.","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-20586","source_modified_at":"2026-10-21T07:58:53.160Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"MediaTek chipset","vendor":"MediaTek, Inc.","versions":[{"version":"MT2718","status":"affected"},{"version":"MT6768","status":"affected"},{"version":"MT6769","status":"affected"},{"version":"MT6789","status":"affected"},{"version":"MT6833","status":"affected"},{"version":"MT6855","status":"affected"},{"version":"MT6877","status":"affected"},{"version":"MT8186","status":"affected"},{"version":"MT8188","status":"affected"},{"version":"MT8189","status":"affected"},{"version":"MT8195","status":"affected"},{"version":"MT8196","status":"affected"},{"version":"MT8367","status":"affected"},{"version":"MT8391","status":"affected"},{"version":"MT8395","status":"affected"},{"version":"MT8696","status":"affected"},{"version":"MT8781","status":"affected"},{"version":"MT8788E","status":"affected"},{"version":"MT8792","status":"affected"},{"version":"MT8793","status":"affected"},{"version":"MT8799","status":"affected"},{"version":"MT8910","status":"affected"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":8.8,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00382,"percentile":0.30986,"score_date":"2026-10-23"},"published_at":"2026-10-05T01:39:45.978Z","modified_at":"2026-10-21T07:58:53.160Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-20586","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T07:58:53.160Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-20586","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://www.mediatek.com/product-security-bulletin/October-2026"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-05T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-21T07:58:53.160Z","content_hash":"47ff24985217173fb07273df4418708188259eabe27017c0ec58c51b75b672db"}}