What is CVE-2025-20788?

CVE-2025-20788 is a medium-severity vulnerability in Google Android, classified under CWE-1262. CVSS score: 4.4/10. Published 2025-12-02.

How severe is CVE-2025-20788?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Google Android

CVE-2025-20788

In GPU pdma, there is a possible memory corruption due to a missing permission check. This could lead to local denial of service with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS10117735; Issue ID: MSV-4539.

Published 2025-12-02 · last modified 2026-10-18.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.001 (0.1th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.1% 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 15.0
Mediatek Mt6991
Mediatek Mt8196
Mediatek, Inc. Mt6991, Mt8196 — versions Android 15.0,

Weakness classification (CWE)

CWE-1262

References

corp.mediatek.com/product-security-bulletin/December-2025 (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20788?: CVE-2025-20788 is a medium-severity vulnerability in Google Android, classified under CWE-1262. CVSS score: 4.4/10. Published 2025-12-02.
How severe is CVE-2025-20788?: Medium severity. CVSS v3 base score is 4.4 out of 10.