The Simple Membership WordPress plugin before 4.7.8 does not verify whether user creation failed during registration before using the returned value as a user ID to update an account, allowing unauthenticated attackers to overwrite the primary administrator's account data (including the email address) and take over that account through the password reset flow.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Simple Membership Plugin | — | Update simple-membership plugin to version 4.7.8, or a newer patched version | Aug 17, 2026 | Jul 24, 2026 |
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