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

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.