What is CVE-2026-20981?

CVE-2026-20981 is a medium-severity vulnerability in Samsung Android, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 6.6/10. Published 2026-02-04.

How severe is CVE-2026-20981?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Vulnerability in Samsung Android

CVE-2026-20981

Improper input validation in FacAtFunction prior to SMR Feb-2026 Release 1 allows privileged physical attacker to execute arbitrary command with system privilege.

EPSS: 0.002 (9.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Samsung Android — versions 14.0, 15.0, 16.0
Samsung Mobile Devices — versions SMR Feb-2026 Release in Android 14, 15, 16

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-20981?: CVE-2026-20981 is a medium-severity vulnerability in Samsung Android, classified under CWE-20: IMPROPER INPUT VALIDATION. CVSS score: 6.6/10. Published 2026-02-04.
How severe is CVE-2026-20981?: Medium severity. CVSS v3 base score is 6.6 out of 10.