CVE Explorer
CVE-2026-20423
In wlan STA driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465314; Issue ID: MSV-4956.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"MediaTek chipset","vendor":"MediaTek, Inc.","versions":[{"status":"affected","version":"MT7902"},{"status":"affected","version":"MT7920"},{"status":"affected","version":"MT7921"},{"status":"affected","version":"MT7922"},{"status":"affected","version":"MT7925"},{"status":"affected","version":"MT7927"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:0c6c4d222b6d3b8a403651de4e9b807de9e83e438f2872ccab4b646c5f6a60e0 · sha256:d631049e9e900dd5… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:0c6c4d222b6d3b8a403651de4e9b807de9e83e438f2872ccab4b646c5f6a60e0 · sha256:d631049e9e900dd5… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-749","description":"CWE-749 Exposed Dangerous Method or Function","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:0c6c4d222b6d3b8a403651de4e9b807de9e83e438f2872ccab4b646c5f6a60e0 · sha256:d631049e9e900dd5… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://corp.mediatek.com/product-security-bulletin/March-2026"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:0c6c4d222b6d3b8a403651de4e9b807de9e83e438f2872ccab4b646c5f6a60e0 · sha256:d631049e9e900dd5… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.