CVE-2026-105646: Tryghost Ghost

Medium severity, CVSS 4.9. EPSS: 0.3% chance of exploitation in the next 30 days.

Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, a crafted content import file could cause excessive CPU usage, making the Ghost server unresponsive. Exploiting this requires Administrator access. This issue is fixed in version 6.67.0.

Affected products

• Tryghost Ghost: from 4.0.0, before 6.67.0 (fixed in 6.67.0)

Published 2026-10-05. Last modified 2026-10-07.