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WHMCS Bridge <= 6.9

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high advisory

CVE-2026-14489: WHMCS Bridge Plugin Arbitrary File Upload Leads to RCE

Authenticated attackers with Custom-level access or higher can exploit CVE-2026-14489, a missing file type validation vulnerability (CWE-434) in the `connect()` function of the WHMCS Bridge plugin for WordPress versions up to and including 6.9, to upload arbitrary files, potentially leading to remote code execution.

WHMCS Bridge <= 6.9 wordpress arbitrary-file-upload remote-code-execution web-vulnerability plugin-vulnerability
3t 1c