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Exploits
ID:12253 - Exploit for Path traversal in REDAXO - CVE-2026-21857
ID:12253 - Exploit for Path traversal in REDAXO - CVE-2026-21857
Published: January 6, 2026
Vulnerability identifier: #VU120974
Vulnerability risk: Low
CVE-ID: CVE-2026-21857
CWE-ID: CWE-22
Exploitation vector: Remote access
Vulnerable software:
REDAXO
REDAXO
Link to public exploit:
Vulnerability description
The vulnerability allows a remote user to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in the Backup addon's file export functionality. A remote administrator can send a specially crafted HTTP request and read arbitrary files on the system.
Remediation
Install updates from vendor's website.