Vulnerability Database

321,822

Total vulnerabilities in the database

CVE-2026-20408

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.

  • Published: Feb 2, 2026
  • Updated: Feb 3, 2026
  • CVE: CVE-2026-20408
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.8
  • AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
mediatek / software_development_kit - 7.6.7.2.x
openwrt / openwrt 19.07.0 19.07.0.x
openwrt / openwrt 21.02.0 21.02.0.x
openwrt / openwrt 23.05.0 23.05.0.x