CVE Explorer

CVE-2026-20491

In med, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981478 (Note: For MT6890, MT6990, MT6988) / AUTO00851173 (Note: For MT2735, MT2737); Issue ID: MSV-7652.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:5d0fbd1d2a788de9f596fb0a42fc22a9d58b3e5dfebf35f56972b053144bbe41

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"MediaTek chipset","vendor":"MediaTek, Inc.","versions":[{"status":"affected","version":"MT2735"},{"status":"affected","version":"MT2737"},{"status":"affected","version":"MT6890"},{"status":"affected","version":"MT6988"},{"status":"affected","version":"MT6990"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:8ea1cdb56f063ab6de426d351f6619c2c02c6f84501f578294b6cd019996659f · sha256:9ee7dd687dd1f9c8… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:8ea1cdb56f063ab6de426d351f6619c2c02c6f84501f578294b6cd019996659f · sha256:9ee7dd687dd1f9c8… · /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_v5cwe
urn:baitaphish:normalized-source-record:v2:8ea1cdb56f063ab6de426d351f6619c2c02c6f84501f578294b6cd019996659f · sha256:9ee7dd687dd1f9c8… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion

{"url":"https://www.mediatek.com/product-security-bulletin/August-2026"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:8ea1cdb56f063ab6de426d351f6619c2c02c6f84501f578294b6cd019996659f · sha256:9ee7dd687dd1f9c8… · /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.

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