New API: User List API Leaks Root User Access Token Leading to Privilege Escalation

Vulnerability Information - Product: new-api - Affected versions: versions before v1.0.0-rc.7 that serialize User.AccessToken as accesstoken; the issue was confirmed in v0.12.14 - Patched version: v1.0.0-rc.7 - Fixed commit: 0936e2504655a5cbf7bc3c388f6d3e2bb24916d3 - Type: Information Disclosure ...

CVE-2026-64859

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. Prior to 1.0.0-rc.7, the admin user list and user lookup APIs, including GET /api/user/, return User.AccessToken as accesstoken because User model objects are serialized after queries use...

CVE-2026-64866 New API: Admin can reset passkeys for same-level or higher-privileged users

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. From 0.9.1.3 until 1.0.0-rc.7, AdminResetPasskey in controller/passkey.go lacks the canManageTargetRole authorization check for DELETE /api/user/:id/resetpasskey, allowing a lower-privileged...

CVE-2026-64866

In New API (v0.9.1.3 to before 1.0.0-rc.7), the AdminResetPasskey function in controller/passkey.go omits the canManageTargetRole authorization check on DELETE /api/user/:id/reset_passkey, letting a lower-privileged admin remove a passkey from a same-level or higher-privileged account, including ...

EUVD-2026-60261

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. From 0.9.1.3 until 1.0.0-rc.7, AdminResetPasskey in controller/passkey.go lacks the canManageTargetRole authorization check for DELETE /api/user/:id/resetpasskey, allowing a lower-privileged...

CVE-2026-64859 New API: User List API Leaks Root User Access Token Leading to Privilege Escalation

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. Prior to 1.0.0-rc.7, the admin user list and user lookup APIs, including GET /api/user/, return User.AccessToken as accesstoken because User model objects are serialized after queries use...

CVE-2026-64859

In new-api before v1.0.0-rc.7, the User model's AccessToken field was serialized as "access_token" in JSON responses to admin-only endpoints (GET /api/user/ and user lookup). An authenticated admin could retrieve the root user's bearer token and impersonate root, bypassing role boundaries to acce...

CVE-2026-64859

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. Prior to 1.0.0-rc.7, the admin user list and user lookup APIs, including GET /api/user/, return User.AccessToken as accesstoken because User model objects are serialized after queries use...

CVE-2026-64859 New API: User List API Leaks Root User Access Token Leading to Privilege Escalation

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. Prior to 1.0.0-rc.7, the admin user list and user lookup APIs, including GET /api/user/, return User.AccessToken as accesstoken because User model objects are serialized after queries use...

CVE-2026-64859 New API: User List API Leaks Root User Access Token Leading to Privilege Escalation

New API is a large language mode LLM gateway and artificial intelligence AI asset management system. Prior to 1.0.0-rc.7, the admin user list and user lookup APIs, including GET /api/user/, return User.AccessToken as accesstoken because User model objects are serialized after queries use...

EUVD-2026-60192

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to reconcile SchemeAdmin flags with a user's current role which allows a user demoted to System Guest to retain Board Admin privileges and perform admin-only operations via the Boards REST API or UI.. Mattermost Adviso...

CVE-2026-10527 Boards plugin retains Board Admin rights for users demoted to System Guest

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to reconcile SchemeAdmin flags with a user's current role which allows a user demoted to System Guest to retain Board Admin privileges and perform admin-only operations via the Boards REST API or UI.. Mattermost Adviso...

CVE-2026-10527

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to reconcile SchemeAdmin flags with a user's current role which allows a user demoted to System Guest to retain Board Admin privileges and perform admin-only operations via the Boards REST API or UI.. Mattermost Adviso...

CVE-2026-10527 Boards plugin retains Board Admin rights for users demoted to System Guest

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21, 11.8.x = 11.8.3 fails to reconcile SchemeAdmin flags with a user's current role which allows a user demoted to System Guest to retain Board Admin privileges and perform admin-only operations via the Boards REST API or UI.. Mattermost Adviso...

CVE-2026-15754

Mattermost versions 11.7.x = 11.7.6, 11.8.x = 11.8.3 The access control policy unassign endpoint fails to re-validate that each target channel still belongs to the requesting admin's team, which allows an authenticated team administrator to remove ABAC attribute-based access control policy...

EUVD-2026-60212

Mattermost versions 11.7.x = 11.7.6, 11.8.x = 11.8.3 The access control policy unassign endpoint fails to re-validate that each target channel still belongs to the requesting admin's team, which allows an authenticated team administrator to remove ABAC attribute-based access control policy...

EUVD-2026-60211

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 fail to prevent guest users from receiving Board Admin privileges during board archive import which allows a board member to escalate a guest user to Board Admin via importing a crafted .boardarchive file. Mattermost Advisory ID:...

CVE-2026-16044 Insufficient validation of guest board admin privileges on archive import

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 fail to prevent guest users from receiving Board Admin privileges during board archive import which allows a board member to escalate a guest user to Board Admin via importing a crafted .boardarchive file. Mattermost Advisory ID:...

CVE-2026-16044 Insufficient validation of guest board admin privileges on archive import

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 fail to prevent guest users from receiving Board Admin privileges during board archive import which allows a board member to escalate a guest user to Board Admin via importing a crafted .boardarchive file. Mattermost Advisory ID:...

CVE-2026-16044

Mattermost versions 11.7.x = 11.7.6, 10.11.x = 10.11.21 fail to prevent guest users from receiving Board Admin privileges during board archive import which allows a board member to escalate a guest user to Board Admin via importing a crafted .boardarchive file. Mattermost Advisory ID:...