Description An integer overflow during the parsing of XML using the Expat library. This vulnerability affects Firefox < 50. Remediation References CVE-2016-9063 Related Vulnerabilities WordPress Plugin Form Maker by 10Web-Mobile-Friendly Drag & Drop Contact Form Builder Cross-Site Scripting (1.11.1) Internet Information Services Other Vulnerability (CVE-1999-0448) WordPress Plugin weForms-Easy Drag & Drop Contact Form Builder For WordPress Unspecified Vulnerability (1.5.3) WordPress Plugin WP-Invoice-Web Invoice and Billing Multiple Vulnerabilities (4.1.0) WordPress Plugin All-In-One Security (AIOS)-Security and Firewall SQL Injection (4.0.8) Severity Critical Classification CVE-2016-9063 CWE-190 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Tags Missing Update Known Vulnerabilities