What is CVE-2025-20723?

CVE-2025-20723 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-10-14.

How severe is CVE-2025-20723?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2025-20723 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Google Android

CVE-2025-20723

In gnss driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for e…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (0.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security@mediatek.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20723?: CVE-2025-20723 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-10-14.
How severe is CVE-2025-20723?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-20723 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.