VULNERABILITY INTELLIGENCE
CVE-2011-1148
CVSS score7.5 HIGH
EPSS probability4.74%
CISA KEVNot currently listed
Published2011-03-18
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Description
Use-after-free vulnerability in the substr_replace function in PHP 5.3.6 and earlier allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact by using the same variable for multiple arguments.