CVE-2026-50592

Reflected XSS in Znuny Admin Communication Log

Published Jun 5, 2026 CVSS 3.1 · 6.4 Medium EPSS < 1% KEV · Not listed
Description
In Znuny LTS before 6.5.21 and Znuny before 7.3.3, there is reflected XSS in

AdminCommunicationLog (aka the communication log administration view).

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Reflected XSS in Znuny Admin Communication Log
Type Values Removed Values Added
Description In Znuny LTS before 6.5.21 and Znuny before 7.3.3, there is reflected XSS in AdminCommunicationLog (aka the communication log administration view).
First Time appeared Znuny
Znuny znuny
Weaknesses CWE-79
CPEs cpe:2.3:a:znuny:znuny:*:*:*:*:*:*:*:*
Vendors & Products Znuny
Znuny znuny
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jun 5, 2026, 6:21 PM
Reserved
Jun 5, 2026, 1:57 AM
Status
Deferred
Published
Jun 5, 2026, 2:17 AM
Modified
Oct 6, 2026, 10:10 PM