Description phf CGI program allows remote command execution through shell metacharacters. Remediation References CVE-1999-0067 Related Vulnerabilities WordPress Plugin GeoDirectory-WordPress Business Directory and Classified Ads Listings Cross-Site Scripting (2.2.21) Ruby on Rails CVE-2022-23634 Vulnerability (CVE-2022-23634) Django Improper Input Validation Vulnerability (CVE-2011-4136) Chamilo Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-31799) WordPress Plugin Social Media Share Buttons & Social Sharing Icons Cross-Site Scripting (2.1.7) Severity Critical Tags Missing Update Known Vulnerabilities CVE-1999-0067