VDB
CVE-2026-20408
CVE-2026-20408
PUBLISHED
CVSS 8.8 HIGH
Reported by MediaTek · Published February 2, 2026
In wlan, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461651; Issue ID: MSV-4758.
Risk Scores
CVSS 3.1
8.8
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| MediaTek, Inc. | MediaTek chipset | MT6890, MT7615, MT7915 |
| MediaTek, Inc. | MediaTek chipset | * |
Timeline
- Feb 2, 2026 EPSS Score
- Feb 2, 2026 CVE Published
- Feb 2, 2026 PoC Published
- Feb 5, 2026 EPSS Score
- Feb 8, 2026 EPSS Score
- Feb 11, 2026 EPSS Score
- Feb 15, 2026 EPSS Score
- Feb 18, 2026 EPSS Score
- Feb 21, 2026 EPSS Score
- Feb 24, 2026 EPSS Score
- Feb 26, 2026 PoC Published
- Feb 27, 2026 EPSS Score