CVE-2013-1806
CWE-22Published: April 30, 2014· Updated: Jun 16, 2026
Official Description
Multiple directory traversal vulnerabilities in PHP-Fusion before 7.02.06 allow remote authenticated users to include and execute arbitrary files via a .. (dot dot) in the (1) user_theme parameter to maincore.php; or remote authenticated administrators to delete arbitrary files via the (2) enable parameter to administration/user_fields.php or (3) file parameter to administration/db_backup.php.
Technical Analysis
CVE-2013-1806 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A proof-of-concept (PoC) exploit exists for CVE-2013-1806. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (18)
Quick Facts
Related CVEs (CWE-22)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2013-1806 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts