CVE-2021-36097: Otrs

Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days.

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.

Affected products

• Otrs Otrs: from 8.0.0, up to and including 8.0.16

Published 2021-10-18. Last modified 2026-06-17.