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CVE-2026-4387: CWE-312 Cleartext Storage of Sensitive Information in StrongDM StrongDM Desktop Application

0
Low
VulnerabilityCVE-2026-4387cvecve-2026-4387cwe-312cwe-522
Published: 05/29/2026 (05/29/2026, 18:28:00 UTC)
Source: CVE Database V5
Vendor/Project: StrongDM
Product: StrongDM Desktop Application

Description

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).

CVSS v4.0

Score 2.0low

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
Low
Vuln. Integrity
None
Vuln. Availability
None
Subsq. Confidentiality
Low
Subsq. Integrity
Low
Subsq. Availability
Low
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:L/SA:L

Affected software

GitHub Actionsmore threats →ai
strongdm/strongdm-desktop-application
pkg:github/strongdm/strongdm-desktop-application
Affected versions
<23.74.0

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/05/2026, 21:03:24 UTC

Technical Analysis

StrongDM Desktop Application on Microsoft Windows prior to version 23.74.0 stores authentication state data, such as JSON Web Tokens and asymmetric key material, in cleartext within a per-user state file located at C:\Users\<username>\.sdm\state.kv. This file is protected only by default NTFS permissions, meaning any local user with read access to the profile directory could potentially access sensitive authentication information. Exploitation requires local access and additional deployment conditions. The vulnerability is categorized under CWE-312 (Cleartext Storage of Sensitive Information) and CWE-522 (Insufficiently Protected Credentials). No official patch or remediation level has been published yet by StrongDM.

Potential Impact

If an attacker gains local read access to the affected user's profile directory, they could obtain sensitive authentication tokens and key material stored in cleartext. This could potentially allow unauthorized access to StrongDM resources under the affected user's credentials. However, exploitation requires local access and additional conditions, limiting the overall risk. The CVSS score of 2.0 indicates low severity and limited impact.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict local access to user profile directories and ensure NTFS permissions are properly configured to limit unauthorized read access. Monitor vendor communications for updates on patches or official mitigations.

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Technical Details

Data Version
5.2
Assigner Short Name
StrongDM
Date Reserved
2026-03-18T13:52:47.802Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a19e68ee29bf47b50037d7f

Added to database: 05/29/2026, 19:18:38 UTC

Last enriched: 06/05/2026, 21:03:24 UTC

Last updated: 07/31/2026, 19:22:59 UTC

Views: 92

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