CVE-2026-20466

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT2737"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT6880"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT6890"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT6990"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "MediaTek chipset", "source": "cna", "vendor": "MediaTek, Inc."}, "product": "mediatek_chipset", "vendor": "mediatek"}], "created": "2026-08-03T03:30:12.913785+00:00", "title": "Secure Boot Heap Buffer Overflow Enables Local Privilege Escalation", "updated": "2026-08-04T11:00:07.585370+00:00", "vendors": ["mediatek", "mediatek$PRODUCT$mediatek_chipset"]}