SB2025032531 - Multiple vulnerabilities in REDAXO
Published: March 25, 2025 Updated: April 9, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Cross-site scripting (CVE-ID: CVE-2025-27412)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the rex-api-result parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
2) Arbitrary file upload (CVE-ID: CVE-2025-27411)
CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to insufficient validation of file during file upload in mediapool page. A remote user can upload a malicious file and execute it on the server.
Remediation
Install update from vendor's website.
References
- https://github.com/redaxo/redaxo/security/advisories/GHSA-8366-xmgf-334f
- https://github.com/redaxo/core/security/advisories/GHSA-8366-xmgf-334f
- https://github.com/redaxo/redaxo/commit/3b2159bb45da0ab6cfaef5c8cf8b602ee5e2fb37
- https://github.com/redaxo/redaxo/security/advisories/GHSA-wppf-gqj5-fc4f
- https://github.com/redaxo/core/security/advisories/GHSA-wppf-gqj5-fc4f