Is CVE-2026-20460 in the CISA KEV catalog?

No. CVE-2026-20460 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-20460?

CVE-2026-20460 has a CVSS v3 base score of 5.3 (MEDIUM).

How do I fix or mitigate CVE-2026-20460?

No published fix for CVE-2026-20460 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-20460

MEDIUM

5.3

CVSS v3

NVD

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.

CWE-288

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

EPSS data unavailable for this CVE.

References

Other references1

corp.mediatek.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-01.