Devolutions Server up to 2025.3.15 Error Message Page information exposure

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Devolutions Server up to 2025.3.15. This affects an unknown function of the component Error Message Page. The manipulation results in information exposure. This vulnerability is reported as CVE-2026-3204. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Devolutions Server up to 2025.3.15. Affected is an unknown function of the component Error Message Page. The manipulation with an unknown input leads to a information exposure vulnerability. CWE is classifying the issue as CWE-209. The product generates an error message that includes sensitive information about its environment, users, or associated data. This is going to have an impact on confidentiality. CVE summarizes:

Improper input validation in the error message page in Devolutions Server 2025.3.16 and earlier allows remote attackers to spoof the displayed error message via a specially crafted URL.

The advisory is available at devolutions.net. This vulnerability is traded as CVE-2026-3204 since 02/25/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 301675 (Devolutions Server <= 2025.3.15.0 Multiple Vulnerabilities (DEVO-2026-0005)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2025.3.16 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (301675) and CERT Bund (WID-SEC-2026-0588). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Devolutions Remote Desktop Manager
  • Devolutions Server

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 9.8
ADP CISA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Information exposure
CWE: CWE-209 / CWE-200 / CWE-284
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 301675
Nessus Name: Devolutions Server <= 2025.3.15.0 Multiple Vulnerabilities (DEVO-2026-0005)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Server 2025.3.16

Timelineinfo

02/25/2026 CVE reserved
03/04/2026 +7 days Advisory disclosed
03/04/2026 +0 days VulDB entry created
03/11/2026 +6 days VulDB entry last update

Sourcesinfo

Advisory: DEVO-2026-0005
Status: Confirmed

CVE: CVE-2026-3204 (🔒)
GCVE (CVE): GCVE-0-2026-3204
GCVE (VulDB): GCVE-100-348642
CERT Bund: WID-SEC-2026-0588 - Devolutions Server und Remote Desktop Manager: Mehrere Schwachstellen

Entryinfo

Created: 03/04/2026 04:38
Updated: 03/11/2026 00:41
Changes: 03/04/2026 04:38 (55), 03/04/2026 12:57 (7), 03/04/2026 23:34 (12), 03/06/2026 14:25 (1), 03/11/2026 00:41 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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