Applied Cybernetics Group
Threat intel → detection pipeline
Tuesday, July 14, 2026
Data as of 20:11 UTC

known ransomware use

PHP-CGI OS Command Injection Vulnerability

Added to KEV
2024-06-12
Federal due date
2024-07-03
Vendor
PHP Group
Product
PHP
EPSS
100.0th percentile (score 1.000, as of 2026-07-13)
NVD CVSS v3.1
Ransomware use
Known
ATT&CK
T1003 , T1003.001 , T1033 , T1041 , T1053 , T1059 , T1068 , T1071.001 , T1112 , T1190 , T1543 , T1570 · signal rollup
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2024-4577

CISA short description

PHP, specifically Windows-based PHP used in CGI mode, contains an OS command injection vulnerability that allows for arbitrary code execution. This vulnerability is a patch bypass for CVE-2012-1823.

Required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.