VDB-329493 · CVE-2025-11957 · DEVO-2025-0015

Devolutions Server up to 2025.2.12.0 API Request authorization

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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Devolutions Server up to 2025.2.12.0 and classified as critical. Affected is an unknown function of the component API Request Handler. Performing a manipulation results in authorization. This vulnerability was named CVE-2025-11957. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in Devolutions Server up to 2025.2.12.0. This affects an unknown part of the component API Request Handler. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Improper authorization in the temporary access workflow of Devolutions Server 2025.2.12.0 and earlier allows an authenticated basic user to self-approve or approve the temporary access requests of other users and gain unauthorized access to vaults and entries via crafted API requests.

The advisory is shared at devolutions.net. This vulnerability is uniquely identified as CVE-2025-11957 since 10/20/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/27/2025).

The vulnerability scanner Nessus provides a plugin with the ID 275443 (Devolutions Server <= 2025.2.12.0 Improper authorization (DEVO-2025-0015) (CVE-2025-11957)), 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 (275443). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Devolutions

Name

Server

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
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: Authorization
CWE: CWE-639 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

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: 275443
Nessus Name: Devolutions Server <= 2025.2.12.0 Improper authorization (DEVO-2025-0015) (CVE-2025-11957)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/20/2025 CVE reserved
10/22/2025 +2 days Advisory disclosed
10/22/2025 +0 days VulDB entry created
11/27/2025 +36 days VulDB entry last update

Sourcesinfo

Advisory: DEVO-2025-0015
Status: Not defined

CVE: CVE-2025-11957 (🔒)
GCVE (CVE): GCVE-0-2025-11957
GCVE (VulDB): GCVE-100-329493

Entryinfo

Created: 10/22/2025 19:58
Updated: 11/27/2025 05:34
Changes: 10/22/2025 19:58 (53), 11/14/2025 20:24 (2), 11/27/2025 05:34 (12)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.