CVE-2025-20762: In Modem, there is a possible system crash due to incorrect error handling. This could lead to remote denial of…

CVE-2025-20762 · Severity: medium · CVSS 6.5 · Published 2026-01-06

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 needed. User interaction is not needed for exploitation. Patch ID: MOLY01685181; Issue ID: MSV-4760.

Technologies: MediaTek Mt6835, MediaTek Mt6835t, MediaTek Mt6878, MediaTek Mt6897, MediaTek Mt6899, MediaTek Mt6991, MediaTek MT8676, MediaTek MT8678, MediaTek MT8755, MediaTek MT8792, MediaTek Mt8793, MediaTek MT8863, MediaTek MT8873, MediaTek MT8883, MediaTek Nr17. Vendors: MediaTek.

Quick answers

Is CVE-2025-20762 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-20762 being exploited in the wild.
How severe is CVE-2025-20762?
Medium severity, with a CVSS score of 6.5, published 6 January 2026.
Which products and versions are affected?
MediaTek Mt6835, MediaTek Mt6835t, MediaTek Mt6878, MediaTek Mt6878m and 12 more. The advisory does not name versions.
Is there a fix for CVE-2025-20762?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-20762?
Check whether you run MediaTek Mt6835, MediaTek Mt6835t, MediaTek Mt6878 or one of the others listed. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • MediaTek Mt6835
  • MediaTek Mt6835t
  • MediaTek Mt6878
  • MediaTek Mt6878m
  • MediaTek Mt6897
  • MediaTek Mt6899
  • MediaTek Mt6991
  • MediaTek MT8676
  • MediaTek MT8678
  • MediaTek MT8755
  • MediaTek MT8792
  • MediaTek Mt8793
  • MediaTek MT8863
  • MediaTek MT8873
  • MediaTek MT8883
  • MediaTek Nr17

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