{"affected":[{"defaultStatus":"unaffected","product":"MediaTek chipset","source":"CNA: MediaTek","vendor":"MediaTek, Inc.","versions":[{"status":"affected","version":"MT2716"},{"status":"affected","version":"MT2735"},{"status":"affected","version":"MT2737"},{"status":"affected","version":"MT6813"},{"status":"affected","version":"MT6815"},{"status":"affected","version":"MT6833"},{"status":"affected","version":"MT6835"},{"status":"affected","version":"MT6853"},{"status":"affected","version":"MT6855"},{"status":"affected","version":"MT6858"},{"status":"affected","version":"MT6873"},{"status":"affected","version":"MT6875"},{"status":"affected","version":"MT6877"},{"status":"affected","version":"MT6878"},{"status":"affected","version":"MT6879"},{"status":"affected","version":"MT6880"},{"status":"affected","version":"MT6881"},{"status":"affected","version":"MT6883"},{"status":"affected","version":"MT6885"},{"status":"affected","version":"MT6886"},{"status":"affected","version":"MT6889"},{"status":"affected","version":"MT6890"},{"status":"affected","version":"MT6891"},{"status":"affected","version":"MT6893"},{"status":"affected","version":"MT6895"},{"status":"affected","version":"MT6896"},{"status":"affected","version":"MT6897"},{"status":"affected","version":"MT6899"},{"status":"affected","version":"MT6980"},{"status":"affected","version":"MT6982"},{"status":"affected","version":"MT6983"},{"status":"affected","version":"MT6985"},{"status":"affected","version":"MT6986"},{"status":"affected","version":"MT6988"},{"status":"affected","version":"MT6989"},{"status":"affected","version":"MT6990"},{"status":"affected","version":"MT6991"},{"status":"affected","version":"MT6993"},{"status":"affected","version":"MT8668"},{"status":"affected","version":"MT8676"},{"status":"affected","version":"MT8678"},{"status":"affected","version":"MT8755"},{"status":"affected","version":"MT8771"},{"status":"affected","version":"MT8775"},{"status":"affected","version":"MT8791"},{"status":"affected","version":"MT8791T"},{"status":"affected","version":"MT8792"},{"status":"affected","version":"MT8793"},{"status":"affected","version":"MT8796"},{"status":"affected","version":"MT8797"},{"status":"affected","version":"MT8798"},{"status":"affected","version":"MT8863"},{"status":"affected","version":"MT8873"},{"status":"affected","version":"MT8875"},{"status":"affected","version":"MT8883"},{"status":"affected","version":"MT8893"}]}],"cveId":"CVE-2026-20556","cwes":["CWE-787"],"description":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01876662; Issue ID: MSV-9833.","epss":null,"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793586796848,"publishedAt":1793586796848,"references":[{"source":"CNA: MediaTek","tags":[],"url":"https://www.mediatek.com/product-security-bulletin/November-2026"}],"remediation":[],"revision":"0dc8c012abca9ff87f7550d86eddbf4f54be3cb4d3e4e8c5e02541d38ba981a9","sources":[{"modifiedAt":1793586796848,"name":"CNA: MediaTek","retrievedAt":1793588958340,"url":"https://www.cve.org/CVERecord?id=CVE-2026-20556"}],"ssvc":null,"status":"published","title":"CVE-2026-20556","updatedAt":1793588958340}