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.
Vulnerability Analysis
CVE-2026-21019 can be exploited with local system access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Products Associated with CVE-2026-21019
Want to know whenever a new CVE is published for Samsung Mobile Devices? stack.watch will email you.
Affected Versions
Samsung Mobile Devices:- Version SMR May-2026 Release in Android Watch 14, 16 and below * is unaffected.
Exploit Probability
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.