Threat intelligence

User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration <= 4.3.1 - Authenticated (Subscriber+) PHP Object Injection

CVE-2026-5127 · wp-user-frontend

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Wp User Frontend at a vulnerable version. How SiteRespond intelligence works

Vulnerability: User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration <= 4.3.1 - Authenticated (Subscriber+) PHP Object Injection
Affected software: wp-user-frontend(Plugin)
Affected versions: ≤ 4.3.1
Authentication: Authenticated (see advisory title)
Vulnerability type: Other
CVE: CVE-2026-5127
Published: 7 May 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory 2b5d27cc-c6eb-4c5c-8ee1-30483b91c6fd). Methodology and redistribution notes

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