What is CVE-2025-20786?

CVE-2025-20786 is a medium-severity vulnerability in Google Android, classified under Double Free. CVSS score: 6.7/10. Published 2026-01-06.

How severe is CVE-2025-20786?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Double Free in Google Android

CVE-2025-20786

In display, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10149882; Issue ID: MSV-4673.

Vulnerability class: Double Free

Published 2026-01-06 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (0.2th percentile), scored 2026-09-26.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Google Android — versions 14.0, 15.0, 16.0
Mediatek Mt6739
Mediatek Mt6761
Mediatek Mt6765
Mediatek Mt6768
Mediatek Mt6781
Mediatek Mt6789
Mediatek Mt6833
Mediatek Mt6835
Mediatek Mt6853

Weakness classification (CWE)

References

corp.mediatek.com/product-security-bulletin/January-2026 (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20786?: CVE-2025-20786 is a medium-severity vulnerability in Google Android, classified under Double Free. CVSS score: 6.7/10. Published 2026-01-06.
How severe is CVE-2025-20786?: Medium severity. CVSS v3 base score is 6.7 out of 10.