Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : OpenStack Aodh and Watcher vulnerability (USN-8870-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8870-1 advisory. Chen YuXiang discovered that OpenStack Aodh did not correctly enforce project scoping in its alarm list API and that the...

USN-8870-1 aodh, watcher vulnerability

Chen YuXiang discovered that OpenStack Aodh did not correctly enforce project scoping in its alarm list API and that the OpenStack Watcher webhook trigger endpoint did not apply authorization. An attacker could possibly use this issue to access sensitive alarm metadata or trigger unauthorized...

DEBIAN-CVE-2026-76878

In OpenStack Aodh before 22.0.1, the alarm list API bypasses project scoping when the allprojects query parameter is set to false. The API checks for the presence of the allprojects key rather than its value; a true value enforces the administrator-only policy, but a false value removes the key a...

CVE-2026-76878

CVE-2026-76878 affects OpenStack Aodh (before 22.0.1) and OpenStack Watcher (since Ussuri/Watcher 4.0.0). In Aodh, the alarm list API checks for the presence of the all_projects key rather than its value, so setting it to false removes the key and skips project-scoping logic. A non-admin user wit...

CVE-2026-76878: Function Call With Incorrect Variable or Reference as Argument

In OpenStack Aodh before 22.0.1, the alarm list API bypasses project scoping when the allprojects query parameter is set to false. The API checks for the presence of the allprojects key rather than its value; a true value enforces the administrator-only policy, but a false value removes the key a...