Privilege escalation in Userswp
CVE-2026-86814
The UsersWP WordPress plugin before 1.5.10 does not verify that a social login provider has confirmed ownership of an email address before using it to resolve an existing account, allowing unauthenticated attackers to log in as any user, including administrators, whose email address they can assert through a provider account of their own.
Vulnerability class: Privilege Escalation
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Unknown Userswp
Weakness classification (CWE)
References
- contact@wpscan.com (technical-description, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2026-86814?
- CVE-2026-86814 is a high-severity vulnerability in Userswp, classified under Improper Privilege Management. CVSS score: 8.1/10. Published 2026-09-19.
- How severe is CVE-2026-86814?
- High severity. CVSS v3 base score is 8.1 out of 10.