CVE-2026-20460

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

01/07/2026

Last modified:

01/07/2026

Description

In Modem, there is a possible information disclosure due to improper input validation. This could lead to remote information disclosure, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01811421; Issue ID: MSV-6788.

Impact

Vector 3.x

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.30 MEDIUM
Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

5.30

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

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