VDB-331359 · CVE-2025-12485 · DEVO-2025-0016

Devolutions Server up to 2025.3.5.0 privileges management

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Devolutions Server up to 2025.3.5.0. It has been rated as critical. The affected element is an unknown function. Performing a manipulation results in privileges management. This vulnerability is cataloged as CVE-2025-12485. There is no exploit available.

Detailsinfo

A vulnerability was found in Devolutions Server up to 2025.3.5.0. It has been classified as critical. This affects an unknown function. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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

It is possible to read the advisory at devolutions.net. This vulnerability is uniquely identified as CVE-2025-12485 since 10/29/2025. The exploitability is told to be easy. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/14/2025). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 275441 (Devolutions Server <= 2025.2.15.0 / 2025.3.2.0 <= 2025.3.5.0 Multiple Vulnerabilities (DEVO-2025-0016)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (275441). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Devolutions

Name

Server

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 275441
Nessus Name: Devolutions Server <= 2025.2.15.0 / 2025.3.2.0 <= 2025.3.5.0 Multiple Vulnerabilities (DEVO-2025-0016)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/29/2025 CVE reserved
11/06/2025 +8 days Advisory disclosed
11/06/2025 +0 days VulDB entry created
11/14/2025 +8 days VulDB entry last update

Sourcesinfo

Advisory: DEVO-2025-0016
Status: Not defined

CVE: CVE-2025-12485 (🔒)
GCVE (CVE): GCVE-0-2025-12485
GCVE (VulDB): GCVE-100-331359

Entryinfo

Created: 11/06/2025 18:18
Updated: 11/14/2025 20:24
Changes: 11/06/2025 18:18 (53), 11/08/2025 21:04 (1), 11/14/2025 20:24 (2)
Complete: 🔍
Cache ID: 216::103