CVE-2007-4338
CWE-264Published: August 14, 2007· Updated: Jun 16, 2026
Official Description
index.php in Ryan Haudenschilt Family Connections (FCMS) before 0.9 allows remote attackers to access an arbitrary account by placing the account's name in the value of an fcms_login_id cookie. NOTE: this can be leveraged for code execution via a POST with PHP code in the content parameter.
Technical Analysis
CVE-2007-4338 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-2007-4338. 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 (20)
Quick Facts
Related CVEs (CWE-264)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2007-4338 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts