VULNERABILITY INTELLIGENCE
CVE-2007-3709
CVSS score5 MEDIUM
EPSS probability1.19%
CISA KEVNot currently listed
Published2007-07-11
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:P/A:N
Description
CRLF injection vulnerability in the redirect function in url_helper.php in CodeIgniter 1.5.3 allows remote attackers to inject arbitrary HTTP headers via CRLF sequences in an unspecified parameter, as demonstrated by a Set-Cookie header.