Description
The wp_http_validate_url function in wp-includes/http.php in WordPress before 4.4.2 allows remote attackers to conduct server-side request forgery (SSRF) attacks via a zero value in the first octet of an IPv4 address in the u parameter to wp-admin/press-this.php.
Remediation
References
Related Vulnerabilities
Django Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2015-8213)
Jboss EAP Permissions, Privileges, and Access Controls Vulnerability (CVE-2011-4605)
PHP Use After Free Vulnerability (CVE-2017-12932)
WordPress Plugin BSK PDF Manager Multiple SQL Injection Vulnerabilities (1.3.2)