AUGUST 4, 2026
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Case File

CVE-2025-13540

CRITICAL · CVSS 9.8 EPSS 0.34%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-11-27 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects WordPress. Exploitation may require the attacker to be authenticated.

CVE
CVE-2025-13540
Severity
CRITICAL
CVSS
9.8
EPSS
0.34%
WordPress

Original NVD Description

The Tiare Membership plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.2. This is due to the 'tiare_membership_init_rest_api_register' function not restricting what user roles a user can register with. This makes it possible for unauthenticated attackers to supply the 'administrator' role during registration and gain administrator access to the site.