Altium Git Service privileges management

Summaryinfo

A vulnerability, which was classified as problematic, was found in Altium. This vulnerability affects unknown code of the component Git Service. Executing a manipulation can lead to privileges management. This vulnerability is handled as CVE-2026-123184. The attack can be executed remotely. There is not any exploit available. This product is a managed service, indicating that users are not permitted to maintain vulnerability countermeasures themselves.

Detailsinfo

A vulnerability was found in Altium (affected version not known). It has been declared as problematic. This vulnerability affects some unknown functionality of the component Git Service. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect integrity. CVE summarizes:

An incorrect authorization vulnerability exists in the Altium 365 Git Service. The permission check performed when a user pushes to a project repository did not correctly evaluate the required access level, so the check passed for any user holding any level of access to the project. As a result, an authenticated user with view-only access to a project could write to that project's git repository. Read access was evaluated correctly and was not affected, and exploitation requires an authenticated account with existing access to the target project. The issue has been remediated in Altium 365 at the service level and no customer action is required. On-premise Altium Enterprise Server is not affected.

The advisory is available at altium.com. This vulnerability was named CVE-2026-123184 since 11/05/2026. The exploitation appears to be easy. The attack can be initiated remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/05/2026). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

This product is available as a managed service. Users are not able to maintain vulnerability countermeasures themselves.

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Productinfo

Name

• Altium

Managed Service

• yes

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• 🔒

CPE 2.2info

• 🔒

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