Galaxy Watch: Input Validation Flaw in FacAtFunction Enables Arbitrary Code
CVE-2026-21019 Published on May 13, 2026
Improper input validation in FacAtFunction in Galaxy Watch prior to SMR May-2026 Release 1 allows local attacker to execute arbitrary code with system privilege.
Products Associated with CVE-2026-21019
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Affected Versions
Samsung Mobile Devices:- Version SMR May-2026 Release in Android Watch 14, 16 and below * is unaffected.
Exploit Probability
EPSS
0.03%
Percentile
9.67%
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.