Threat intelligence

uListing <= 2.2.0 - Authenticated (Administrator+) PHP Object Injection

CVE-2026-28138 · ulisting

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

Vulnerability: uListing <= 2.2.0 - Authenticated (Administrator+) PHP Object Injection
Affected software: ulisting(Plugin)
Affected versions: ≤ 2.2.0
Authentication: Authenticated (see advisory title)
Vulnerability type: Other
CVE: CVE-2026-28138
Published: 22 April 2025
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 e09f8e0a-ff68-41be-b91a-5c6951def3f3). Methodology and redistribution notes

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