Agents are able to lock the ticket without the "Owner" permission. Once the ticket is locked, it could be moved to the queue where the agent has "rw" permissions and gain a full control. This issue affects: OTRS AG OTRS 8.0.x version: 8.0.16 and prior versions.
Severity
CVSS 3.1
4.3 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 44% of CVEs (scores of 2026-10-31)