CVE-2025-66026

REDAXO is Vulnerable to Reflected XSS in Mediapool Info Banner via args[types]

Published Nov 26, 2025 CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Description
REDAXO is a PHP-based CMS. Prior to version 5.20.1, a reflected Cross-Site Scripting (XSS) vulnerability exists in the Mediapool view where the request parameter args[types] is rendered into an info banner without HTML-escaping. This allows arbitrary JavaScript execution in the backend context when an authenticated user visits a crafted link while logged in. This issue has been patched in version 5.20.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-x6vr-q3vf-vqgq REDAXO CMS is vulnerable to Reflected XSS in Mediapool Info Banner via args[types]
History
Type Values Removed Values Added
CPEs cpe:2.3:a:redaxo:redaxo:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Redaxo
Redaxo redaxo
Vendors & Products Redaxo
Redaxo redaxo
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description REDAXO is a PHP-based CMS. Prior to version 5.20.1, a reflected Cross-Site Scripting (XSS) vulnerability exists in the Mediapool view where the request parameter args[types] is rendered into an info banner without HTML-escaping. This allows arbitrary JavaScript execution in the backend context when an authenticated user visits a crafted link while logged in. This issue has been patched in version 5.20.1.
Title REDAXO is Vulnerable to Reflected XSS in Mediapool Info Banner via args[types]
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Nov 26, 2025, 3:14 PM
Reserved
Nov 21, 2025, 1:08 AM
Status
Analyzed
Published
Nov 26, 2025, 3:15 AM
Modified
Oct 18, 2026, 8:10 PM