{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-4387", "assignerOrgId": "ebf2cdfb-f390-4894-8ec9-f81bf1c57e6b", "state": "PUBLISHED", "assignerShortName": "StrongDM", "dateReserved": "2026-03-18T13:52:47.802Z", "datePublished": "2026-05-29T18:28:00.572Z", "dateUpdated": "2026-06-01T16:26:35.443Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "ebf2cdfb-f390-4894-8ec9-f81bf1c57e6b", "shortName": "StrongDM", "dateUpdated": "2026-06-01T16:26:35.443Z" }, "title": "Unencrypted storage of authentication state in StrongDM Desktop Application state.kv file", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-312", "description": "CWE-312 Cleartext Storage of Sensitive Information", "type": "CWE" } ] }, { "descriptions": [ { "lang": "en", "cweId": "CWE-522", "description": "CWE-522 Insufficiently Protected Credentials", "type": "CWE" } ] } ], "impacts": [ { "descriptions": [ { "lang": "en", "value": "An attacker with local read access to the affected user's profile directory may obtain authentication state stored in the state.kv file. Under specific deployment and execution conditions, the recovered material could be used to authenticate against StrongDM-brokered resources as the affected user." } ] } ], "affected": [ { "vendor": "StrongDM", "product": "StrongDM Desktop Application", "platforms": [ "Windows" ], "versions": [ { "status": "affected", "version": "0", "lessThan": "23.74.0", "versionType": "semver" } ], "defaultStatus": "unaffected" }, { "vendor": "StrongDM", "product": "StrongDM Desktop Client", "platforms": [ "Windows" ], "versions": [ { "status": "affected", "version": "0", "lessThan": "53.77.0", "versionType": "semver" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "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\\\\.sdm\\state.kv. The file is protected only by default user-level NTFS permissions.\n\n\n\nExploitation requires local read access to the affected user's profile directory and additional deployment and execution conditions on the target host.\n\n\n\nThe condition was reported through coordinated disclosure by Hope Walker (SpecterOps).", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

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).

" } ] } ], "references": [ { "url": "https://security.strongdm.com/?tcuUid=56fde839-9388-4361-8d3b-9baa7b2de2ed", "name": "StrongDM Security Advisory", "tags": [ "vendor-advisory" ] }, { "url": "https://specterops.io/blog/2026/06/01/cve-2026-4387-strongdm-state-file-reuse/", "tags": [ "related" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "subConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "LOW", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "LOW", "baseScore": 2, "vectorString": "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" } } ], "solutions": [ { "lang": "en", "value": "Upgrade the StrongDM Desktop Application to version 23.74.0 or later (Desktop Client 53.77.0 or later). The fixed release protects the state.kv file at rest using a platform-native data-protection mechanism (Windows DPAPI on Windows).", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "

Upgrade the StrongDM Desktop Application to version 23.74.0 or later (Desktop Client 53.77.0 or later). The fixed release protects the state.kv file at rest using a platform-native data-protection mechanism (Windows DPAPI on Windows).

" } ] } ], "timeline": [ { "time": "2025-05-19T00:00:00.000Z", "lang": "en", "value": "Initial coordinated disclosure submission received from SpecterOps." }, { "time": "2025-12-12T00:00:00.000Z", "lang": "en", "value": "Vendor reproduction testing performed on StrongDM Desktop Application 23.51.0." }, { "time": "2026-04-01T00:00:00.000Z", "lang": "en", "value": "Fix released in StrongDM Desktop Application 23.74.0 / Desktop Client 53.77.0." }, { "time": "2026-04-01T13:20:00.000Z", "lang": "en", "value": "Patch validation completed; condition not reproducible on the fixed release." }, { "time": "2026-05-30T00:00:00.000Z", "lang": "en", "value": "Public disclosure and CVE publication." } ], "credits": [ { "lang": "en", "value": "Hope Walker, SpecterOps", "type": "finder" } ], "source": { "discovery": "EXTERNAL" }, "x_generator": { "engine": "Vulnogram 1.0.2" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-29T19:49:18.108657Z", "id": "CVE-2026-4387", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-29T19:49:33.218Z" } } ] } }