Input validation error in PHP - CVE-2007-1452
Published: September 5, 2008 / Updated: June 10, 2025
Vulnerability identifier: #VU110436
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2007-1452
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to corrupt data.
The FDF support (ext/fdf) in PHP 5.2.0 and earlier does not implement the input filtering hooks for ext/filter, which allows remote attackers to bypass web site filters via an application/vnd.fdf formatted POST.
Affected software
PHP
How to mitigate CVE-2007-1452
Install update from vendor's website.
PHP - update to 5.2.0