CVE-2021-24545: Wp Html Author Bio Project Wp Html Author Bio

Medium severity, CVSS 5.4. EPSS: 1.8% chance of exploitation in the next 30 days.

The WP HTML Author Bio WordPress plugin through 1.2.0 does not sanitise the HTML allowed in the Bio of users, allowing them to use malicious JavaScript code, which will be executed when anyone visit a post in the frontend made by such user. As a result, user with a role as low as author could perform Cross-Site Scripting attacks against users, which could potentially lead to privilege escalation when an admin view the related post/s.

Affected products

• Wp Html Author Bio Project Wp Html Author Bio: up to and including 1.2.0

Published 2021-10-11. Last modified 2026-06-17.