CVE-2026-15368

Profile Builder < 3.16.4 - Unauthenticated Account Takeover via Auto-Login After Registration

Published Aug 1, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
The User Profile Builder WordPress plugin before 3.16.4 does not correctly bind the automatic login performed after user registration to the newly created account, allowing unauthenticated attackers to obtain an authenticated session for an arbitrary existing user, including administrators, on sites using a supported but non-default configuration.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions profile Builder
Vendors & Products Wordpress-extensions
Wordpress-extensions profile Builder
Type Values Removed Values Added
Weaknesses CWE-269
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-287
Type Values Removed Values Added
Description The User Profile Builder WordPress plugin before 3.16.4 does not correctly bind the automatic login performed after user registration to the newly created account, allowing unauthenticated attackers to obtain an authenticated session for an arbitrary existing user, including administrators, on sites using a supported but non-default configuration.
Title Profile Builder < 3.16.4 - Unauthenticated Account Takeover via Auto-Login After Registration
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Aug 5, 2026, 4:19 PM
Reserved
Jul 10, 2026, 7:53 AM
Status
Deferred
Published
Aug 1, 2026, 7:16 AM
Modified
Aug 26, 2026, 4:31 PM