CVE-2026-20577

medium

Description

In Modem, there is a possible permission bypass due to a permissions bypass. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: MOLY01880753; Issue ID: MSV-9866.

References

https://www.mediatek.com/product-security-bulletin/November-2026

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-115042

Details

Source: Mitre, NVD

Published: 2026-11-02

Updated: 2026-11-02

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:L/AC:L/Au:M/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 4.4

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

Severity: Medium