CVE-2025-12485

Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.This does not bypass the target account MFA verification step. This issue affects the following versions : * Devolutions Server 2025.3.2.0 through 2025.3.5.0 * Devolutions Server 2025.2.15.0 and earlier

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://devolutions.net/security/advisories/DEVO-2025-0016	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:devolutions:devolutions_server::::::::
	cpe:2.3:a:devolutions:devolutions_server::::::::

History

07 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) La gestión inadecuada de privilegios durante el manejo de la cookie pre-MFA en Devolutions Server permite a un usuario autenticado con privilegios bajos suplantar otra cuenta al reproducir la cookie pre-MFA. Esto no omite el paso de verificación MFA de la cuenta objetivo. Este problema afecta a las siguientes versiones: * Devolutions Server 2025.3.2.0 hasta 2025.3.5.0 * Devolutions Server 2025.2.15.0 y anteriores

Information

Published : 2025-11-06 17:15

Updated : 2026-10-07 21:10

NVD link : CVE-2025-12485

Mitre link : CVE-2025-12485

CVE.ORG link : CVE-2025-12485

JSON object : View

Products Affected

devolutions

devolutions_server

CWE

CWE-269

Improper Privilege Management

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