VDB-363096 · CVE-2026-8407 · DEVO-2026-0010

Devolutions Server up to 2025.3.16.0/2026.1.11.0 PAM Module 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.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Devolutions Server up to 2025.3.16.0/2026.1.11.0. It has been declared as problematic. This affects an unknown function of the component PAM Module. The manipulation results in authorization. This vulnerability is identified as CVE-2026-8407. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Devolutions Server up to 2025.3.16.0/2026.1.11.0. Affected is some unknown processing of the component PAM Module. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality. CVE summarizes:

Missing authorization in the PAM module in Devolutions Server allows an authenticated user with a PAM license but no additional permissions to obtain OTP secret keys and recovery codes via crafted requests to PAM API endpoints. This issue affects the following versions : * Devolutions Server 2026.1.6.0 through 2026.1.11.0 * Devolutions Server 2025.3.16.0 and earlier

The advisory is shared for download at devolutions.net. This vulnerability is traded as CVE-2026-8407 since 05/12/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/27/2026).

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 CERT Bund (WID-SEC-2026-0958). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

Devolutions Server

Productinfo

Vendor

Devolutions

Name

Server

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 4.3
ADP CISA Vector: 🔒

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-862 / CWE-863 / CWE-285
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/12/2026 Advisory disclosed
05/12/2026 +0 days CVE reserved
05/12/2026 +0 days VulDB entry created
05/27/2026 +15 days VulDB entry last update

Sourcesinfo

Advisory: DEVO-2026-0010
Status: Confirmed

CVE: CVE-2026-8407 (🔒)
GCVE (CVE): GCVE-0-2026-8407
GCVE (VulDB): GCVE-100-363096
CERT Bund: WID-SEC-2026-0958 - Devolutions Server: Mehrere Schwachstellen

Entryinfo

Created: 05/12/2026 18:54
Updated: 05/27/2026 15:11
Changes: 05/12/2026 18:54 (53), 05/13/2026 02:30 (7), 05/27/2026 15:11 (9)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.