Attacker might be able to execute malicious Perl code in the Template toolkit, by having the admin installing an unverified 3th party package

An attacker who is logged into OTRS as an admin user may manipulate the URL to cause execution of JavaScript in the context of OTRS.

Attacker is able to determine if the provided username exists (and it's valid) using Request New Password feature, based on the response time.

A reply to a forwarded email article by a 3rd party could unintensionally expose the email content to the ticket customer under certain circumstances.

When Secure::DisableBanner system configuration has been disabled and agent shares his calendar via public URL, received ICS file contains OTRS release number.

Accounted time is shown in the Ticket Detail View (External Interface), even if ExternalFrontend::TicketDetailView###AccountedTimeDisplay is disabled.

Malicious translator is able to inject JavaScript code in few translatable strings (where HTML is allowed). The code could be executed in the Package manager. This issue affects: OTRS AG OTRS 7.0.x version: 7.0.32 and prior versions, 8.0.x version: 8.0.19 and prior versions.

Specially crafted string in OTRS system configuration can allow the execution of any system command.

Full list of recipients from customer users in a contact field could be disclosed in notification emails event when the notification is set to be sent to each recipient individually. This issue affects: OTRS AG OTRSCustomContactFields 8.0.x version: 8.0.11 and prior versions.

OTRS administrators can configure dynamic field and inject malicious JavaScript code in the error message of the regular expression check. When used in the agent interface, malicious code might be exectued in the browser. This issue affects: OTRS AG OTRS 7.0.x version: 7.0.31 and prior versions.