CVE-2026-4387
LowCVSS 2.0Exploitation Probability (EPSS)
Low risk3th percentile - higher than 3% of all known CVEs
Summary
StrongDM Desktop Application before 23.74.0 (Desktop Client before 53.77.0) on Microsoft Windows stores authentication state, including a JSON Web Token and asymmetric key material, in cleartext in a per-user state file at C:\Users\<username>\.sdm\state.kv. The file is protected only by default user-level NTFS permissions.
Risk Assessment
A local attacker with access to the user's profile directory can read JWT tokens and private keys, enabling session hijacking or impersonation.
Recommendation
Update StrongDM Desktop Application to version 23.74.0 or later and Desktop Client to 53.77.0 or later.
Original NVD description (English source)
StrongDM Desktop Application before 23.74.0 (Desktop Client before 53.77.0) on Microsoft Windows stores authentication state, including a JSON Web Token and asymmetric key material, in cleartext in a per-user state file located at C:\Users\<username>\.sdm\state.kv. The file is protected only by default user-level NTFS permissions. Exploitation requires local read access to the affected user's profile directory and additional deployment and execution conditions on the target host. The condition was reported through coordinated disclosure by Hope Walker (SpecterOps).