CVE-2020-1765: Debian Linux

Medium severity, CVSS 5.3. EPSS: 1.5% chance of exploitation in the next 30 days.

An improper control of parameters allows the spoofing of the from fields of the following screens: AgentTicketCompose, AgentTicketForward, AgentTicketBounce and AgentTicketEmailOutbound. This issue affects: ((OTRS)) Community Edition 5.0.x version 5.0.39 and prior versions; 6.0.x version 6.0.24 and prior versions. OTRS 7.0.x version 7.0.13 and prior versions.

Affected products

• Debian Debian Linux: version 8.0 only
• Opensuse Backports Sle: version 15.0 only
• Opensuse Leap: version 15.1 only; version 15.2 only
• Otrs Otrs: from 5.0.0, up to and including 5.0.39; from 6.0.0, up to and including 6.0.24; from 7.0.0, up to and including 7.0.13

Published 2020-01-10. Last modified 2026-06-17.