Description
The comment_form_add_preview function in comment.module in Drupal before 4.7.6, and 5.x before 5.1, and vbDrupal, allows remote attackers with "post comments" privileges and access to multiple input filters to execute arbitrary code by previewing comments, which are not processed by "normal form validation routines."
Remediation
References
Related Vulnerabilities
WordPress Plugin Calendar Event Multi View Security Bypass (1.4.13)
WordPress Plugin WP Better Permalinks Cross-Site Request Forgery (3.0.4)
WordPress Plugin Welcart e-Commerce Multiple SQL Injection Vulnerabilities (1.5.2)
Chamilo URL Redirection to Untrusted Site ('Open Redirect') Vulnerability (CVE-2015-9540)