{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-20419", "assignerOrgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374", "state": "PUBLISHED", "assignerShortName": "MediaTek", "dateReserved": "2025-11-03T01:30:59.009Z", "datePublished": "2026-02-02T08:16:46.837Z", "dateUpdated": "2026-02-02T08:16:46.837Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374", "shortName": "MediaTek", "dateUpdated": "2026-02-02T08:16:46.837Z"}, "descriptions": [{"lang": "en", "value": "In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461663 / WCNCR00463309; Issue ID: MSV-4852."}], "affected": [{"vendor": "MediaTek, Inc.", "product": "MT6890, MT6989TB, MT7902, MT7915, MT7916, MT7920, MT7921, MT7922, MT7925, MT7927, MT7981, MT7986, MT8196, MT8668, MT8676, MT8678, MT8775, MT8791T, MT8792, MT8793, MT8796, MT8873, MT8883, MT8893, MT8910", "versions": [{"version": "CE/NB SDK release 3.6 and before / SDK release 7.6.7.2 and before / OpenWrt 19.07, 21.02 (MT6890)", "status": "affected"}]}], "references": [{"url": "https://corp.mediatek.com/product-security-bulletin/February-2026"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "cweId": "CWE-754", "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions"}]}]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461663 / WCNCR00463309; Issue ID: MSV-4852."}], "id": "CVE-2026-20419", "lastModified": "2026-02-02T09:15:56.990", "metrics": {}, "published": "2026-02-02T09:15:56.990", "references": [{"source": "security@mediatek.com", "url": "https://corp.mediatek.com/product-security-bulletin/February-2026"}], "sourceIdentifier": "security@mediatek.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-754"}], "source": "security@mediatek.com", "type": "Primary"}]}

{}

{}