What is CVE-2025-20658?

CVE-2025-20658 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 6.0/10. Published 2025-04-07.

How severe is CVE-2025-20658?

Medium severity. CVSS v3 base score is 6.0 out of 10.

Buffer overflow in Google Android

CVE-2025-20658

In DA, there is a possible permission bypass due to a logic error. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS09474894; Issue ID: MSV-2597.

Vulnerability class: Buffer Overflow

Published 2025-04-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L.

EPSS exploit prediction

EPSS: 0.001 (1.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.3% 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 12.0, 13.0, 14.0
Mediatek Mt2718
Mediatek Mt6781
Mediatek Mt6789
Mediatek Mt6835
Mediatek Mt6855
Mediatek Mt6878
Mediatek Mt6879
Mediatek Mt6886
Mediatek Mt6895

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

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

Frequently asked questions

What is CVE-2025-20658?: CVE-2025-20658 is a medium-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 6.0/10. Published 2025-04-07.
How severe is CVE-2025-20658?: Medium severity. CVSS v3 base score is 6.0 out of 10.