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#PHP vulnerability

Security research, ethical hacking tutorials, cybercrime case studies, and threat intelligence from the field.

CVE-2024-4577: Critical PHP CGI Vulnerability on Windows Exploited by Ransomware Within Days CVE-2026-5174
Featured · 4 min read
CVE-2024-4577: Critical PHP CGI Vulnerability on Windows Exploited by Ransomware Within Days
CVE-2024-4577 is a CVSS 9.8 argument injection in PHP CGI on Windows that bypasses the 12-year-old CVE-2012-1823 patch using Windows Best-Fit encoding. Actively exploited by TellYouThePass ransomware.
Jul 22, 2026 Cyber Awareness
argument injection CGI exploit CVE-2024-4577 PHP vulnerability
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