CVE-2026-13598 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-269

References

https://wpscan.com/vulnerability/05fd8e45-92fa-4ed4-ae59-9a7b7743ea34/

FAQ

What is CVE-2026-13598?

CVE-2026-13598 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 ...

How severe is CVE-2026-13598?

CVE-2026-13598 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-13598?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.