CVE-2026-20408 | MediaTek MT6890/MT7615/MT7915/MT7916/MT7981/MT7986 wlan heap-based overflow
A vulnerability described as critical has been identified in MediaTek MT6890, MT7615, MT7915, MT7916, MT7981 and MT7986. This vulnerability affects unknown code of the component wlan. The manipulation results in heap-based buffer overflow.
This vulnerability was named CVE-2026-20408. The attack needs to be approached within the local network. There is no available exploit.
A patch should be applied to remediate this issue.