Redaxo
CVE-2025-66026
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from GitHub Advisory · only source for this CVE.
CVSS VectorGitHub Advisory
Lifecycle Timeline
4DescriptionGitHub Advisory
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.
AnalysisAI
REDAXO is a PHP-based CMS. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
Technical ContextAI
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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. Affected products include: Redaxo. Version information: version 5.20.1.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
In REDAXO before 5.6.3, a critical SQL injection vulnerability has been discovered in the rex_list class because of the
Redaxo CMS Mediapool Addon 5.5.1 and older contains an arbitrary file upload vulnerability that allows authenticated use
Remote code execution in REDAXO CMS versions 5.18.2 through 5.21.0 is reachable by authenticated backend users with medi
A Remote Code Execution (RCE) vulnerability in the template management component in REDAXO CMS 5.20.0 allows remote auth
REDAXO CMS v2.11.0 was discovered to contain a remote code execution (RCE) vulnerability. Rated high severity (CVSS 7.2)
An issue was discovered in REDAXO version 5.15.1, allows attackers to execute arbitrary code and obtain sensitive inform
Redaxo v5.15.1 was discovered to contain a remote code execution (RCE) vulnerability via the component /pages/templates.
Remote code execution in the modules component in Yakamara Media Redaxo CMS version 5.12.1 allows an authenticated CMS u
Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create admin
Arbitrary file disclosure in REDAXO's Backup addon allows authenticated users with backup permissions to read any file w
Triggering an error page of the import process in Yakamara Media Redaxo CMS version 5.12.1 allows an authenticated CMS u
REDAXO is a PHP-based CMS. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authenticati
Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
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