CVE-2026-20407

9.3 criticalEPSS 0.2%

Critical (9.3) in mediatek nbiot sdk. EPSS 0.2% chance of exploitation in the next 30 days.

In wlan STA driver, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00464377; Issue ID: MSV-4905.

Severity

CVSS 3.1

9.3 critical

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-02-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mediatek:nbiot_sdk

References

https://corp.mediatek.com/product-security-bulletin/February-2026

Check your stack JSON