Devolutions Server vulnerabilities

In Devolutions Server 2026.3.5, improper rule enforcement in the PAM Active Directory provider allows a user with PAM edit permissions to bypass the Devolutions Gateway host ruleset.

In Devolutions Server 2026.3.5.0 and earlier, missing authorization in the gateway network scan token API allows an authenticated low-privileged user to generate a network scan token and perform internal network discovery and port scanning through the gateway via a crafted API request.

In Devolutions Server 2026.3.5.0 and earlier, missing authorization in the attachment history API allows an authenticated low-privileged user to permanently delete or restore vault attachments via a crafted API request.

In Devolutions Server 2026.3.5.0 and earlier, missing authorization in the data source settings API allows an authenticated non-administrative user to disclose integration secrets via a crafted API request.

Authentication bypass in the Azure AD external login flow in Devolutions Server 2026.3.7.0 and earlier allows a remote attacker to take over a user's account via replay of a captured login-session token exposed in a redirect URL.

Missing authorization in the global vault in Devolutions Server 2026.3.7.0 and earlier allows an authenticated user with only the global vault view permission to modify and delete global contact and folder entries.

An authentication bypass in the OAuth device authorization flow in Devolutions Server 2026.3.7.0 and earlier allows a remote attacker to take over a user's account via replay of a captured device verification link by an authenticated victim.

Improper access control in the partial connection API in Devolutions Server 2026.3.5.0 and earlier allows an authenticated low-privileged user to read, create, modify, and delete System Vault entries via a crafted API request.

Devolutions Server 2026.3.5.0 and earlier stores sensitive information in cleartext in the database. An attacker with read access to the database can obtain external identity provider tokens and active session identifiers.

Improper certificate validation on LDAPS connections to Active Directory in Devolutions Server 2026.2.16 and earlier allows a network-positioned attacker to intercept privileged directory service credentials via a spoofed domain controller certificate. The vulnerability enables a man-in-the-middle attack.

Server-Side Request Forgery (SSRF) in the VMware synchronization feature in Devolutions Server 2026.2.16 and earlier allows a low-privileged authenticated user to obtain other users' credentials and reach internal or cloud-metadata network endpoints via a crafted connection definition submitted for datacenter discovery. The vulnerability can be exploited for privilege escalation and lateral movement.

Improper access control in the vault entry listing feature in Devolutions Server 2026.2.16 and earlier allows an authenticated user lacking the view-password permission to obtain cleartext passwords via a request to the entry listing endpoint with password disclosure parameters. The vulnerability compromises the confidentiality of stored credentials.

Improper certificate validation in the shared HTTP client used by synchronization and integration features in Devolutions Server 2026.2.16 and earlier allows a network-positioned attacker to intercept and tamper with outbound TLS connections via a spoofed or self-signed certificate.

In Devolutions Server versions 2026.2.4.0 through 2026.2.12.0 and version 2026.1.23.0 and earlier, improper access control in the PAM password history endpoints allows an authenticated low-privileged user to disclose plaintext credential secrets via crafted API requests.

An improper access control vulnerability in the NetBox synchronizer in Devolutions Server. An authenticated user with view-only permission can obtain a stored API token.

An improper access control vulnerability in Devolutions Server allows an authenticated non-administrative user with user-group membership management permission to escalate privileges to administrator via a crafted API request. Affected versions are 2026.2.4.0 through 2026.2.12.0 and 2026.1.23.0 and earlier.

In Devolutions Server 2026.1.22.0 and 2026.2.11.0, the Recovery Kit response file generation feature inserts sensitive information into a file. This allows an attacker with access to the generated file to obtain the Azure Key Vault client secret in cleartext, even when the option to exclude sensitive data is selected.

An improper authorization vulnerability in Devolutions Server 2026.2.11 and 2026.1.22 allows an authenticated low-privileged user to approve their own pending access request by directly calling the request status endpoint, bypassing the required approver review.

An improper authorization vulnerability in Devolutions Server allows an authenticated low-privileged user to disclose the private key of an SSH key or certificate PAM credential via a direct object reference to the credential identifier. The issue affects the PAM SSH key and certificate retrieval endpoints.

An improper authorization vulnerability in the secure messages deletion endpoint of Devolutions Server 2026.2.11 and 2026.1.22 allows an authenticated user to delete another user's messages via a direct object reference to the message identifier.

In Devolutions Server 2026.2.9.0, improper enforcement of a mandatory multi-factor authentication (MFA) policy was found. An attacker with valid user credentials can bypass the MFA Required policy and authenticate without completing multi-factor authentication. The issue occurs when DVLS encounters an invalid default MFA value.

A vulnerability in Devolutions Server versions 2026.2.4.0 through 2026.2.7.0 allows an authenticated user with the UserGroupsView permission to coerce server-side authentication to an attacker-controlled host. By crafting a DomainName parameter in the PAM AD discovery endpoints, the attacker can capture PAM provider credentials as an NTLMv2 challenge-response.

In Devolutions Server 2026.2.5, improper access control in the social login connection endpoint allows an authenticated vault member to enumerate social login entry metadata to which they are not authorized.

Improper access control in Devolutions Server 2026.2.5 and 2026.1.21 allows an authenticated user to access attachments via folder duplication with inherited permissions.

Missing authorization in the deleted user groups API in Devolutions Server allows an authenticated low-privileged user to enumerate metadata of deleted user groups via a crafted API request.

Improper access control in ticketing integration settings in Devolutions Server allows an authenticated low-privileged user to obtain cleartext credentials for configured ticketing integrations via a crafted API request. Affects Devolutions Server 2026.2.4.0 and 2026.1.20.0 and earlier.

Improper neutralization of special elements in the built-in PAM provider password rotation templates in Devolutions Server allows an authenticated user with write access to a vault to execute arbitrary commands on the systems managed by the affected PAM provider.

Devolutions Server 2026.1.19 and earlier have improper access control in the permission validation component. An authenticated user with entry edit privileges can modify asset information without the required permission.

Devolutions Server 2026.1.19 and earlier have improper access control in the PAM account discovery feature, allowing an authenticated user without administrative privileges to delete network discovery scan configurations.

Devolutions Server versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier have missing authorization in the entry status management feature. An authenticated non-admin user can bypass the admin-enforced Pending Approval flow and access entry data via a crafted status change request.

In Devolutions Server versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier, unverified password change allows an attacker to change a user's password without providing the previous one via a crafted password change request.

In Devolutions Server versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier, authorization bypass in the entry duplication feature allows an authenticated user with write access to any vault to copy documentation and attachments from an entry in a vault they cannot access via a crafted save request.

In Devolutions Server, insufficient logging in the entry export feature allows an authenticated user with export permissions to export a sealed entry without triggering the unseal notification to administrators via a crafted export request.

Improper access control in the entry documentation and attachment features in Devolutions Server allows an authenticated user with vault read access to retrieve documentation and attachments of sealed entries via a crafted API request.

Improper input validation in the external authentication provider flow in Devolutions Server allows an unauthenticated remote attacker to redirect victims to an attacker-controlled domain via a crafted login link. This affects versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier.

Missing authorization in the user profile update feature in Devolutions Server allows an authenticated Active Directory user to modify their own profile attributes via a crafted API request.

Missing authorization in the vault import feature in Devolutions Server up to version 2026.1.16.0 allows a low-privileged authenticated user to create new vaults via a crafted import request.

Improper handling of factor key state in the multi-factor authentication management feature in Devolutions Server allows an attacker with knowledge of a user's password to bypass the user's multi-factor authentication after the user reconfigures their factors.

Improper enforcement of the sealed-entry workflow in the entry sensitive-data retrieval feature in Devolutions Server allows an authenticated user with access to a sealed entry to retrieve its sensitive data without triggering the unseal audit notification via a crafted API request. This affects versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier.

Improper authorization in the Active Directory browsing feature of Devolutions Server allows a low-privileged authenticated user to obtain authentication material associated with a stored PAM provider service account via authentication relay to an attacker-controlled server.

Improper access control in the entry activity log feature in Devolutions Server allows an authenticated user with access to an entry but without the required permission to retrieve that entry's activity logs via a crafted API request. Affects versions 2026.1.6.0 through 2026.1.16.0 and 2025.3.20.0 and earlier.

In Devolutions Server, an improper access control issue allows a View-only user to retrieve sensitive third-level nested fields, such as password list custom values, resulting in password disclosure. Affects versions 2025.3.2.0 through 2025.3.5.0 and 2025.2.15.0 and earlier.

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 versions 2025.3.2.0 through 2025.3.5.0 and 2025.2.15.0 and earlier.

An improper input validation in the Security Dashboard ignored-tasks API of Devolutions Server 2025.2.15.0 and earlier allows an authenticated user to cause a denial of service to the Security Dashboard via a crafted request.

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.

Improper certificate validation when connecting to gateways in Devolutions Server 2025.3.2 and earlier allows attackers in MitM position to intercept traffic.