PatchSiren cyber security CVE debrief
CVE-2026-12117 Devolutions CVE debrief
CVE-2026-12117 is an improper access control vulnerability in the social login connection endpoint of Devolutions Server 2026.2.5. An authenticated vault member can exploit this vulnerability to enumerate social login entry metadata to which they are not authorized via a crafted API request. The Common Weakness Enumeration (CWE) associated with this vulnerability is CWE-200. The CVE was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-12117) and last modified on [cveModifiedAt](https://nvd.nist.gov/vuln/detail/CVE-2026-12117).
- Vendor
- Devolutions
- Product
- Devolutions Server
- CVSS
- MEDIUM 4.3
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-16
- Original CVE updated
- 2026-06-18
- Advisory published
- 2026-06-16
- Advisory updated
- 2026-06-18
Who should care
Users of Devolutions Server 2026.2.5 should be aware of this vulnerability and take necessary actions to mitigate it.
Technical summary
The vulnerability exists in the social login connection endpoint of Devolutions Server 2026.2.5. An authenticated vault member can exploit this vulnerability by sending a crafted API request to enumerate social login entry metadata to which they are not authorized.
Defensive priority
High
Recommended defensive actions
- Apply the necessary patches or updates provided by Devolutions to fix the improper access control vulnerability.
- Restrict access to the social login connection endpoint to authorized users only.
- Monitor the Devolutions Server for any suspicious activity related to social login entry metadata enumeration.
Evidence notes
The CVE-2026-12117 vulnerability was reported by [email protected] and is associated with CWE-200. For more information, refer to [ref-4](https://devolutions.net/security/advisories/DEVO-2026-0017/).
Sources and references
Verified primary and authoritative sources
-
CVE-2026-12117 CVE Program record
Publisher, destination, and source semantics verified
URL: https://www.cve.org/CVERecord?id=CVE-2026-12117
CVE Program - Official CVE Program record with source-provided CVE metadata.
-
CVE-2026-12117 NVD vulnerability detail
Publisher, destination, and source semantics verified
URL: https://nvd.nist.gov/vuln/detail/CVE-2026-12117
NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.
Supplemental references
-
Source reference
Unverified legacy reference
URL: https://devolutions.net/security/advisories/DEVO-2026-0017/
Methodology and review provenance
AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.