VULNERABILITY INTELLIGENCE

CVE-2006-7243

CVSS score5 MEDIUM
EPSS probability5.36%
CISA KEVNot currently listed
Published2011-01-18
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:P/A:N

Description

PHP before 5.3.4 accepts the \0 character in a pathname, which might allow context-dependent attackers to bypass intended access restrictions by placing a safe file extension after this character, as demonstrated by .php\0.jpg at the end of the argument to the file_exists function.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references