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Devolutions Server CVE-2026-9251

| EUVDEUVD-2026-31463 MEDIUM
Missing Authorization (CWE-862)
2026-05-22 DEVOLUTIONS GHSA-9336-f49m-568v
5.4
CVSS 3.1 · Vendor: DEVOLUTIONS
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Severity by source

Vendor (DEVOLUTIONS) PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
vuln.today AI
5.4 MEDIUM

Network-accessible exploitation requires a low-privilege authenticated session (PR:L); limited C:L and I:L reflect unauthorized data read and approval state manipulation with no availability impact.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (DEVOLUTIONS).

CVSS VectorVendor: DEVOLUTIONS

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

3
Analysis Generated
Jul 23, 2026 - 18:40 vuln.today
CVSS changed
Jul 23, 2026 - 16:22 NVD
5.4 (None) 5.4 (MEDIUM)
CVE Published
May 22, 2026 - 15:29 nvd
UNKNOWN (no severity yet)

DescriptionCVE.org

Missing authorization in the entry status management feature in Devolutions Server allows a non-administrator authenticated user to bypass the administrator-enforced Pending Approval flow and gain access to an entry's data via a crafted status change request.

This issue affects :

  • Devolutions Server 2026.1.6.0 through 2026.1.16.0
  • Devolutions Server 2025.3.20.0 and earlier

AnalysisAI

Authorization bypass in Devolutions Server's entry status management feature allows authenticated non-administrator users to circumvent an administrator-enforced Pending Approval workflow, gaining unauthorized access to protected entry data through a crafted status change request. Affected versions span the entire 2025.3.x line through 2025.3.20.0 and the 2026.1.x branch from 2026.1.6.0 to 2026.1.16.0, as confirmed by Devolutions advisory DEVO-2026-0013. No public exploit has been identified and EPSS sits at 0.03% (7th percentile), indicating negligible observed exploitation activity; SSVC corroborates no known exploitation at time of analysis.

Technical ContextAI

CWE-862 (Missing Authorization) describes a failure to perform a server-side authorization check for a privileged operation, allowing users to perform actions beyond their granted role. In this case, the entry status management API within Devolutions Server - a privileged access management and password vault platform - does not enforce the required administrative authorization when processing status change requests. The Pending Approval flow is a security control allowing administrators to gate user access to sensitive vault entries pending explicit approval; the missing check means a low-privilege authenticated user can alter an entry's approval status directly, bypassing the gate. The CPE cpe:2.3:a:devolutions:server:*:*:*:*:*:*:*:* covers all Devolutions Server application variants across both affected version branches.

RemediationAI

Upgrade Devolutions Server to a version beyond 2026.1.16.0 on the 2026.1.x track; customers on the 2025.3.x branch should also upgrade to a fixed release. The exact fixed version should be confirmed directly against the Devolutions security advisory at https://devolutions.net/security/advisories/DEVO-2026-0013/ as no explicit target version was identified in the available intelligence. As a compensating control where immediate patching is not feasible, restrict the set of non-administrator users who can submit status change requests at the application permission layer, and audit existing vault entry approval configurations to identify any entries whose Pending Approval status may have been manipulated. Note that disabling the Pending Approval workflow entirely removes the exploited feature but also eliminates an intended access control mechanism and may increase risk to sensitive entries.

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CVE-2026-9251 vulnerability details – vuln.today

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