CVE-2023-28667: Leadgenerated Lead Generated

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

The Lead Generated WordPress Plugin, version <= 1.23, was affected by an unauthenticated insecure deserialization issue. The tve_labels parameter of the tve_api_form_submit action is passed to the PHP unserialize() function without being sanitized or verified, and as a result could lead to PHP object injection, which when combined with certain class implementations / gadget chains could be leveraged to perform a variety of malicious actions granted a POP chain is also present.

Affected products

• Leadgenerated Lead Generated: before 1.25 (fixed in 1.25)

Published 2023-03-22. Last modified 2026-06-17.