CVE-2026-15637
Devolutions Server Improper Authorization Vulnerability
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.
INFO
Published Date :
July 14, 2026, 7:16 p.m.
Last Modified :
July 30, 2026, 2:57 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Devolutions Server to the latest version.
- Apply vendor patches for SSH key endpoint vulnerabilities.
- Restrict access to PAM credential endpoints.
- Review authentication and authorization configurations.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-15637.
| URL | Resource |
|---|---|
| https://devolutions.net/security/advisories/DEVO-2026-0024/ | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-15637 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-15637
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-15637 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-15637 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Reanalysis by [email protected]
Jul. 30, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:* versions up to (excluding) 2026.1.23.0 *cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:* versions from (including) 2026.2.0.0 up to (excluding) 2026.2.12.0 Removed CPE Configuration OR *cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:* versions from (including) 2026.2.4.0 up to (excluding) 2026.2.12.0 *cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:* versions from (including) 2026.1.1 up to (excluding) 2026.1.23.0 -
Initial Analysis by [email protected]
Jul. 20, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:* versions from (including) 2026.2.4.0 up to (excluding) 2026.2.12.0 *cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:* versions from (including) 2026.1.1 up to (excluding) 2026.1.23.0 Added Reference Type Devolutions Inc.: https://devolutions.net/security/advisories/DEVO-2026-0024/ Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 15, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Added SSVC {'id': 'CVE-2026-15637', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-15T14:40:33.808778Z'} -
New CVE Received by [email protected]
Jul. 14, 2026
Action Type Old Value New Value Added 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'}] 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. Added CWE CWE-639 Added Reference https://devolutions.net/security/advisories/DEVO-2026-0024/