What is CVE-2025-20762?

CVE-2025-20762 is a medium-severity vulnerability in Mediatek Mt6835, classified under Reachable Assertion. CVSS score: 6.5/10. Published 2026-01-06.

How severe is CVE-2025-20762?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Mediatek Mt6835

CVE-2025-20762

In Modem, there is a possible system crash due to incorrect error handling. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges need…

EPSS: 0.003 (16.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Mediatek Mt6835
Mediatek Mt6835t
Mediatek Mt6878
Mediatek Mt6878m
Mediatek Mt6897
Mediatek Mt6899
Mediatek Mt6991
Mediatek Mt8676
Mediatek Mt8678
Mediatek Mt8755

Weakness classification (CWE)

CWE-617 — Reachable Assertion

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20762?: CVE-2025-20762 is a medium-severity vulnerability in Mediatek Mt6835, classified under Reachable Assertion. CVSS score: 6.5/10. Published 2026-01-06.
How severe is CVE-2025-20762?: Medium severity. CVSS v3 base score is 6.5 out of 10.