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CVE-2026-20981

MEDIUMCVSS 5.4/10EPSS 0.19%

Last modified

CVE-2026-20981 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Improper input validation in FacAtFunction prior to SMR Feb-2026 Release 1 allows privileged physical attacker to execute arbitrary command with system privilege.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1
6.6/10

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0
5.4/10

CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.19%

9.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
SamsungAndroid14.0
SamsungAndroid15.0
SamsungAndroid16.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is 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.
How severe is CVE-2026-20981?
CVE-2026-20981 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2026-20981?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-20981?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST