PT-2026-113600 · Holithemes · Click To Chat – Holithemes
CVSS v3.1
9.1
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
The Click to Chat for WhatsApp plugin for WordPress is vulnerable to Arbitrary Shortcode Execution in versions up to, and including, 4.44 This is due to the greetings dialog() function building the {url} template placeholder from a sanitize text field()-filtered $ SERVER['REQUEST URI'] on archive pages and then passing the substituted greeting content to do shortcode() in the greetings-1 and greetings-2 templates, without stripping shortcode delimiters. Because wp kses() runs against main content BEFORE the {url} substitution, the attacker-controlled URL bytes reach do shortcode() unfiltered. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes registered by WordPress core, the active theme, or any other plugin (e.
Fix
Code Injection
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Weakness Enumeration
Related Identifiers
Affected Products
Click To Chat – Holithemes