CVE-2021-30637: Htmly

Medium severity, CVSS 5.4. EPSS: 1.9% chance of exploitation in the next 30 days.

htmly 2.8.0 allows stored XSS via the blog title, Tagline, or Description to config.html.php.

Affected products

• Htmly Htmly: version 2.8.0 only

Published 2021-04-13. Last modified 2026-06-17.