Description Squid before 4.4 has XSS via a crafted X.509 certificate during HTTP(S) error page generation for certificate errors. Remediation References CVE-2018-19131 Related Vulnerabilities WordPress Plugin Active Extra Fields Cross-Site Scripting (1.0.1) WordPress Plugin Event Tickets CSV Injection (4.10.7.1) WordPress Plugin Fonts-Google Fonts Typography Cross-Site Scripting (3.0.2) Atlassian Jira Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2020-14173) Drupal Other Vulnerability (CVE-2006-3570) Severity Medium Classification CVE-2018-19131 CWE-707 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Tags Missing Update Known Vulnerabilities