CVE-2026-20419
In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461663 / WCNCR00463309; Issue ID: MSV-4852.
- Score
- CVSS 3.1 6.5 Medium
- Status
- Modified - security@mediatek.com
- Published
- 2026-02-02
- Last modified
- 2026-03-30
- Weaknesses
- CWE-754
Affected products
- Nbiot Sdk (Mediatek)
- Software Development Kit (Mediatek)
- Mediatek Chipset (Mediatek Inc.)
- Openwrt (Openwrt)
References
- https://corp.mediatek.com/product-security-bulletin/February-2026
