The vulnerability of the OAuth authentication protocol implementation in Devolutions Server allows a perpetrator to bypass multi-factor authentication, enabling centralized and secure management of passwords, user accounts, and confidential information.

The vulnerability of the OAuth authentication protocol implementation of Devolutions Server for centralized and secure management of passwords, user accounts, and confidential information is related to deficiencies in the authentication process. Exploiting this vulnerability could allow a malicio...

CVE-2026-4924

Improper authentication in the two-factor authentication 2FA feature in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multifactor authentication and gain unauthorized access to the victim account via reuse of a partially authenticated session...

CVE-2026-4925

Improper access control in the users MFA feature in Devolutions Server allows an authenticated user to bypass administrator-enforced restrictions and remove their own multi-factor authentication MFA configuration via a crafted request. This issue affects Server: from 2026.1.6 through 2026.1.11...

CVE-2026-4927

Exposure of sensitive information in the users MFA feature in Devolutions Server allows users with user management privileges to obtain other users OTP keys via an authenticated API request. This issue affects Server: from 2026.1.6 through 2026.1.11...

CVE-2026-4828

Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request...

Devolutions Server < 2026.1.12 Multi-Factor Authentication Vulnerabilities (DEVO-2026-0010)

The version of Devolutions Server installed on the remote host is prior to 2026.1.12. It is, therefore, affected by multiple vulnerabilities: - Improper access control in the multi-factor authentication MFA management API allows an authenticated attacker to delete their own configured MFA factors...

EUVD-2026-17927

Exposure of sensitive information in the users MFA feature in Devolutions Server allows users with user management privileges to obtain other users OTP keys via an authenticated API request. This issue affects Server: from 2026.1.6 through 2026.1.11...

EUVD-2026-17923

Improper authentication in the two-factor authentication 2FA feature in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multifactor authentication and gain unauthorized access to the victim account via reuse of a partially authenticated session...

EUVD-2026-17919

Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request...

EUVD-2026-17921

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow...

CVE-2026-5175

Improper access control in the multi-factor authentication MFA management API in Devolutions Server allows an authenticated attacker to delete their own configured MFA factors and reduce account protection to password-only authentication via crafted HTTP requests. This issue affects Server: from...

CVE-2026-4829

Improper authentication in the external OAuth authentication flow in Devolutions Server 2026.1.11 and earlier allows an authenticated user to authenticate as other users, including administrators, via reuse of a session code from an external authentication flow...

CVE-2026-4828

Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request...

CVE-2026-4989

Improper input validation in the gateway health check feature in Devolutions Server allows a low-privileged authenticated user to perform server-side request forgery SSRF, potentially leading to information disclosure, via a crafted API request. This issue affects Server: from 2026.1.1 through...

CVE-2026-4924

Improper authentication in the two-factor authentication 2FA feature in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multifactor authentication and gain unauthorized access to the victim account via reuse of a partially authenticated session...

CVE-2026-4927

Exposure of sensitive information in the users MFA feature in Devolutions Server allows users with user management privileges to obtain other users OTP keys via an authenticated API request. This issue affects Server: from 2026.1.6 through 2026.1.11...

CVE-2026-4989

Improper input validation in the gateway health check feature of Devolutions Server allows a low-privileged authenticated user to perform server-side request forgery (SSRF) . By sending a crafted API request, an attacker can potentially cause information disclosure . This vulnerability affects De...

CVE-2026-4989

Improper input validation in the gateway health check feature in Devolutions Server allows a low-privileged authenticated user to perform server-side request forgery SSRF, potentially leading to information disclosure, via a crafted API request. This issue affects Server: from 2026.1.1 through...

CVE-2026-5175

An improper access control vulnerability exists in the multi-factor authentication (MFA) management API of Devolutions Server (versions 2026.1.6 through 2026.1.11 ). This flaw allows an authenticated attacker to send crafted HTTP requests to delete their own configured MFA factors, effectively re...

CVE-2026-5175

Improper access control in the multi-factor authentication MFA management API in Devolutions Server allows an authenticated attacker to delete their own configured MFA factors and reduce account protection to password-only authentication via crafted HTTP requests. This issue affects Server: from...