CVE-2026-75957 | Ultimate Multisite Plugin up to 2.15.0 on WordPress Ajax login_customer_after_checkout checkout_form improper authentication

SecurityVulns
Yanac

A vulnerability categorized as critical has been discovered in Ultimate Multisite Plugin up to 2.15.0 on WordPress. The impacted element is the function login_customer_after_checkout of the component Ajax Handler. The manipulation of the argument checkout_form results in improper authentication.

This vulnerability was named CVE-2026-75957. The attack may be performed from remote. There is no available exploit.VulDB Recent EntriesRead More