CVE Explorer
CVE-2026-20493
In wifi, there is a possible out of bounds write due to a missing bounds check. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: BORA00154903; Issue ID: MSV-7575.
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":"MT6890"},{"status":"affected","version":"MT6988"},{"status":"affected","version":"MT6990"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:91ce8108324aebe066df6b3a51b1fa7cdb4ff07b9467e3e0a2860f49767d6761 · sha256:9bb8f290ee02017b… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":4.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:91ce8108324aebe066df6b3a51b1fa7cdb4ff07b9467e3e0a2860f49767d6761 · sha256:9bb8f290ee02017b… · /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:v2:91ce8108324aebe066df6b3a51b1fa7cdb4ff07b9467e3e0a2860f49767d6761 · sha256:9bb8f290ee02017b… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://www.mediatek.com/product-security-bulletin/August-2026"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:91ce8108324aebe066df6b3a51b1fa7cdb4ff07b9467e3e0a2860f49767d6761 · sha256:9bb8f290ee02017b… · /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.