CVE-2026-13598
Critical
Description
The RestrictMate WordPress plugin before 1.3.0 does not restrict the user role supplied during account registration, allowing unauthenticated attackers to create a new administrator account and gain a logged-in administrator session, leading to full site takeover.
SeverityCritical
CVSS9.8
Exploit probability—
ProductRestrictMate
PublishedAug 23, 2026
First seenAug 23, 2026
Weakness typeCWE-269Improper privilege management
How to fix
Update
- RestrictMate1.3.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| RestrictMate | v < 1.3.0 | 1.3.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.