CVE-2026-15637 - Vulnerability Details - OpenCVE

Improper authorization in the PAM SSH key and certificate retrieval endpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an authenticated low-privileged user to disclose the private key of an SSH key or certificate PAM credential via a direct object reference to the credential identifier.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Devolutions	Server

No data.

No data.

References

Link	Providers
https://devolutions.net/security/advisories/DEVO-2026-0024/

History

Fri, 17 Jul 2026 18:30:00 +0000

Type	Values Removed	Values Added
Title	Improper Authorization Allows Low-Privileged User to Retrieve Private SSH Key in Devolutions Server

Thu, 16 Jul 2026 14:00:00 +0000

Type	Values Removed	Values Added
Title		Improper Authorization Allows Low-Privileged User to Retrieve Private SSH Key in Devolutions Server

Wed, 15 Jul 2026 23:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Devolutions Devolutions server
Vendors & Products		Devolutions Devolutions server

Wed, 15 Jul 2026 15:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 14 Jul 2026 18:45:00 +0000

Type	Values Removed	Values Added
Description		Improper authorization in the PAM SSH key and certificate retrieval endpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an authenticated low-privileged user to disclose the private key of an SSH key or certificate PAM credential via a direct object reference to the credential identifier.
Weaknesses		CWE-639
References		https://devolutions.net/security/advisories/DEVO-2026-0024/

MITRE

Status: PUBLISHED

Assigner: DEVOLUTIONS

Published: 2026-07-14T18:05:34.963Z

Updated: 2026-07-15T14:40:46.594Z

Reserved: 2026-07-13T18:17:50.907Z

Link: CVE-2026-15637

Vulnrichment

Updated: 2026-07-15T14:40:24.485Z

NVD

No data.

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-15637", "assignerOrgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23", "state": "PUBLISHED", "assignerShortName": "DEVOLUTIONS", "dateReserved": "2026-07-13T18:17:50.907Z", "datePublished": "2026-07-14T18:05:34.963Z", "dateUpdated": "2026-07-15T14:40:46.594Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23", "shortName": "DEVOLUTIONS", "dateUpdated": "2026-07-14T18:05:34.963Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-639", "description": "CWE-639 Authorization bypass through User-Controlled key", "type": "CWE"}]}], "affected": [{"vendor": "Devolutions", "product": "Server", "versions": [{"status": "affected", "version": "0", "lessThan": "2026.1.23", "versionType": "custom"}, {"status": "affected", "version": "0", "lessThan": "2026.2.12", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper authorization in the PAM SSH key and certificate retrieval \nendpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an \nauthenticated low-privileged user to disclose the private key of an SSH \nkey or certificate PAM credential via a direct object reference to the \ncredential identifier.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper authorization in the PAM SSH key and certificate retrieval \nendpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an \nauthenticated low-privileged user to disclose the private key of an SSH \nkey or certificate PAM credential via a direct object reference to the \ncredential identifier."}]}], "references": [{"url": "https://devolutions.net/security/advisories/DEVO-2026-0024/"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-07-15T14:40:33.808778Z", "id": "CVE-2026-15637", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-07-15T14:40:46.594Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-15637", "assignerOrgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23", "state": "PUBLISHED", "assignerShortName": "DEVOLUTIONS", "dateReserved": "2026-07-13T18:17:50.907Z", "datePublished": "2026-07-14T18:05:34.963Z", "dateUpdated": "2026-07-15T14:40:46.594Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23", "shortName": "DEVOLUTIONS", "dateUpdated": "2026-07-14T18:05:34.963Z"}, "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-639", "description": "CWE-639 Authorization bypass through User-Controlled key", "type": "CWE"}]}], "affected": [{"vendor": "Devolutions", "product": "Server", "versions": [{"status": "affected", "version": "0", "lessThan": "2026.1.23", "versionType": "custom"}, {"status": "affected", "version": "0", "lessThan": "2026.2.12", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Improper authorization in the PAM SSH key and certificate retrieval \nendpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an \nauthenticated low-privileged user to disclose the private key of an SSH \nkey or certificate PAM credential via a direct object reference to the \ncredential identifier.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Improper authorization in the PAM SSH key and certificate retrieval \nendpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an \nauthenticated low-privileged user to disclose the private key of an SSH \nkey or certificate PAM credential via a direct object reference to the \ncredential identifier."}]}], "references": [{"url": "https://devolutions.net/security/advisories/DEVO-2026-0024/"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.2"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-15637", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-15T14:40:33.808778Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-15T14:40:24.485Z"}}]}}