Vendor

Znuny

5 known vulnerabilities.

Products

All Critical High Medium Low Exploited only Public exploit

3 results · Clear filters · Feed

Medium 4.8

CVE-2026-77506

Znuny before LTS 6.5.22 allows AgentTicketEmailResend template XSS.

Znuny Znuny otrs2 znuny Debian Ubuntu

Aug 20, 2026
Medium 6.4

CVE-2026-50592

In Znuny LTS before 6.5.21 and Znuny before 7.3.3, there is reflected XSS in AdminCommunicationLog (aka the communicati…

Znuny Znuny otrs2 znuny Debian Ubuntu

Jun 5, 2026
Medium 5.4

CVE-2026-50591

In Znuny LTS before 6.5.21 and Znuny before 7.3.3, XSS can occur via stored user preferences.

Znuny Znuny otrs2 znuny Debian Ubuntu

Jun 5, 2026