Buffer overflow in Samsung Notes

CVE-2025-20931

Out-of-bounds write in parsing bmp image in Samsung Notes prior to version 4.4.26.71 allows local attackers to execute arbitrary code.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (5.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L.

Affected products

Samsung Notes
Samsung Mobile Notes — versions 4.4.26.71

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-20931?: CVE-2025-20931 is a high-severity vulnerability in Samsung Notes, classified under Out-of-bounds Write. CVSS score: 7.3/10. Published 2025-03-06.
How severe is CVE-2025-20931?: High severity. CVSS v3 base score is 7.3 out of 10.