{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20452", "assignerOrgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374", "state": "PUBLISHED", "assignerShortName": "MediaTek", "dateReserved": "2025-11-03T01:30:59.013Z", "datePublished": "2026-06-01T03:20:08.315Z", "dateUpdated": "2026-06-01T03:20:08.315Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374", "shortName": "MediaTek", "dateUpdated": "2026-06-01T03:20:08.315Z"}, "descriptions": [{"lang": "en", "value": "In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295."}], "affected": [{"vendor": "MediaTek, Inc.", "product": "MediaTek chipset", "defaultStatus": "unaffected", "versions": [{"version": "MT6890", "status": "affected"}, {"version": "MT7615", "status": "affected"}, {"version": "MT7915", "status": "affected"}, {"version": "MT7916", "status": "affected"}, {"version": "MT7981", "status": "affected"}, {"version": "MT7986", "status": "affected"}, {"version": "MT7990", "status": "affected"}, {"version": "MT7992", "status": "affected"}, {"version": "MT7993", "status": "affected"}]}], "references": [{"url": "https://corp.mediatek.com/product-security-bulletin/June-2026"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "cweId": "CWE-122", "description": "CWE-122 Heap Overflow"}]}], "x_generator": {"engine": "cvelib 1.8.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In wlan AP driver, there is a possible memory corruption due to a heap buffer overflow. This could lead to remote (proximal/adjacent) code execution with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480138; Issue ID: MSV-6295."}], "id": "CVE-2026-20452", "lastModified": "2026-06-01T04:16:21.753", "metrics": {}, "published": "2026-06-01T04:16:21.753", "references": [{"source": "security@mediatek.com", "url": "https://corp.mediatek.com/product-security-bulletin/June-2026"}], "sourceIdentifier": "security@mediatek.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "security@mediatek.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT6890"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7615"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7915"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7916"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7981"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7986"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7990"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7992"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "MT7993"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "MediaTek chipset", "source": "cna", "vendor": "MediaTek, Inc."}, "product": "mediatek_chipset", "vendor": "mediatek,_inc."}], "created": "2026-06-01T05:30:20.626784+00:00", "title": "Remote Code Execution via Heap Buffer Overflow in MediaTek WLAN AP Driver", "updated": "2026-06-01T05:30:20.998922+00:00", "vendors": ["mediatek,_inc.", "mediatek,_inc.$PRODUCT$mediatek_chipset"]}