The controller of the Open Build Service API prior to version 2.4.4 is missing a write permission check, allowing an authenticated attacker to add or remove user roles from packages and/or project meta data.
Severity
CVSS 3.0
6.5 medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS
0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)