CVE-2021-24540: Wonderplugin Wonder Video Embed

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

The Wonder Video Embed WordPress plugin before 1.8 does not escape parameters of its wonderplugin_video shortcode, which could allow users with a role as low as Contributor to perform Stored XSS attacks.

Affected products

• Wonderplugin Wonder Video Embed: before 1.8 (fixed in 1.8)

Published 2021-08-16. Last modified 2026-06-17.