CVE-2025-52204 — Cross-site Scripting in Znuny

CWE-79 — Cross-site Scripting5 documents5 sources
Severity
6.1MEDIUMNVD
EPSS
0.0%
top 90.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
ZnunyDebian Znuny
Timeline
PublishedMar 23

Description

A Cross-Site Scripting (XSS) vulnerability exists in Znuny::ITSM 6.5.x in the customer.pl endpoint via the OTRSCustomerInterface parameter

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages2 packages

▶debiandebian/znuny< znuny 6.5.19-1 (forky)
▶Debianznuny/znuny< 6.5.19-1

🔴Vulnerability Details

2
OSV
CVE-2025-52204: A Cross-Site Scripting (XSS) vulnerability exists in Znuny::ITSM 6↗2026-03-23
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GHSA
GHSA-79wq-mgjf-5cc2: A Cross-Site Scripting (XSS) vulnerability exists in Znuny::ITSM 6↗2026-03-23
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📋Vendor Advisories

1
Debian
CVE-2025-52204: znuny - A Cross-Site Scripting (XSS) vulnerability exists in Znuny::ITSM 6.5.x in the cu...↗2025
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🕵️Threat Intelligence

1
Wiz
CVE-2025-52204 Impact, Exploitability, and Mitigation Steps | Wiz↗
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