CVE-2025-20686

Description

In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00415570; Issue ID: MSV-3404.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.02%
Vendor Advisory mediatek.com
Affected: MediaTek, Inc. MT6890, MT7915, MT7916, MT7981, MT7986
Published at:
Updated at:

References

Link Tags
https://corp.mediatek.com/product-security-bulletin/July-2025 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-20686?
CVE-2025-20686 has been scored as a high severity vulnerability.
How to fix CVE-2025-20686?
To fix CVE-2025-20686, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-20686 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-20686 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-20686?
CVE-2025-20686 affects MediaTek, Inc. MT6890, MT7915, MT7916, MT7981, MT7986.
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