CVE-2026-106007: FraudLabs Pro SMS Verification <= 1.12.1 - Unauthenticated Unrestricted SMS Sending via wp_sms_action_send
The FraudLabs Pro SMS Verification WordPress plugin through 1.12.1 does not enforce its SMS-retry limit on the server side, allowing unauthenticated users to send an unlimited number of verification SMS messages to attacker-chosen phone numbers, exhausting the site owner's paid SMS credits and spamming arbitrary third parties.
Event History
Frequently Asked Questions
Who can exploit this issue?
Any unauthenticated remote user can exploit it. No WordPress account, prior access, or user interaction is required.
What must be reachable for an attacker to abuse it?
The site's FraudLabs Pro SMS Verification functionality must be accessible so the attacker can invoke the wp_sms_action_send action. The attacker can choose the destination phone numbers.
What is the practical impact of repeated exploitation?
An attacker can send unlimited verification SMS messages, which can consume the site owner's paid SMS credits and spam arbitrary third-party phone numbers.
Are versions later than 1.12.1 known to be affected?
The available information identifies the plugin through version 1.12.1 as affected. It does not provide affected-status information for later versions.