CVE-2026-50591

MEDIUM

Znuny - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Title source: rule
STIX 2.1

Description

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

References (1)

Core 1

Scores

CVSS v3 5.4
EPSS 0.0013
EPSS Percentile 3.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
Znuny/Znuny 6.0.0 - 6.5.21
Znuny/Znuny 7.0.0 - 7.3.3
Published Jun 05, 2026
Tracked Since Jun 05, 2026