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Vulnerability record · CVE-2026-86814 · published 19 September 2026

CVE-2026-86814: Improper privilege management vulnerability

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.

8.1 CVSS 3.1 High EPSS 0.38% · top 70.2% CWE-269 · Improper privilege management Deferred
8.1CVSS 3.1 base score
0.38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
21 Sep 2026Last modified by NVD

Description

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.

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

References

LinkTags
https://wpscan.com/vulnerability/f606cf7b-cef8-4b2c-819a-6d3e6adeacee/

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Source: NIST National Vulnerability Database (record CVE-2026-86814), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.