CVE-2026-66706: Mark Jaquith Subscribe To Comments

Medium severity, CVSS 5.9. EPSS: 0.2% chance of exploitation in the next 30 days.

Author Cross Site Scripting (XSS) in Subscribe to Comments <= 2.3.1 versions.

Affected products

• Mark Jaquith Subscribe To Comments: up to and including 2.3.1

Published 2026-08-06. Last modified 2026-08-12.