Is CVE-2026-105646 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-105646?

CVE-2026-105646 has a CVSS v3 severity of MEDIUM (4.9).

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CVE-2026-105646

Description

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.