wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from the user ID, which allows remote attackers to bypass intended access restrictions by entering this string.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade wordpress | Jan 18, 2018 | Dec 2, 2017 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Dec 2, 2017 |
| Wordpress | — | Upgrade Wordpress to version 4.9.1 | Jan 9, 2018 | Dec 2, 2017 |
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