What’s Vulnerable › Vulnerabilities
CVE-2026-20408
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-02-02 · updated 2026-06-17
- Weakness: CWE-122
Description
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.
Affected products
- Mediatek Software Development Kit: through 7.6.7.2
- openwrt: 19.07.0, 21.02.0, 23.05.0
References
Get alerted when CVE-2026-20408 or the next vulnerability affects your stack