CVE Explorer
CVE-2026-20418
In Thread, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465153; Issue ID: MSV-4927.
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":"MT7931"},{"status":"affected","version":"MT7933"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4f6428230e3c66bf74b696ec3b7b0776e451766d1d31a5d3b6111dc7028630c1 · sha256:0098b581f4085c97… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/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:v2:4f6428230e3c66bf74b696ec3b7b0776e451766d1d31a5d3b6111dc7028630c1 · sha256:0098b581f4085c97… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4f6428230e3c66bf74b696ec3b7b0776e451766d1d31a5d3b6111dc7028630c1 · sha256:0098b581f4085c97… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://corp.mediatek.com/product-security-bulletin/February-2026"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4f6428230e3c66bf74b696ec3b7b0776e451766d1d31a5d3b6111dc7028630c1 · sha256:0098b581f4085c97… · /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.