CVE-2024-9021: Relevanssi

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

In the process of testing the Relevanssi WordPress plugin before 4.23.1, a vulnerability was found that allows you to implement Stored XSS on behalf of the Contributor+ by embedding malicious script, which entails account takeover backdoor

Affected products

• Relevanssi Relevanssi: before 4.23.1 (fixed in 4.23.1)

Published 2024-10-08. Last modified 2026-06-17.