CVE-2022-41654: Ghost

Medium severity, CVSS 4.3. EPSS: 18.9% chance of exploitation in the next 30 days.

An authentication bypass vulnerability exists in the newsletter subscription functionality of Ghost Foundation Ghost 5.9.4. A specially-crafted HTTP request can lead to increased privileges. An attacker can send an HTTP request to trigger this vulnerability.

Affected products

• Ghost Ghost: from 4.46.0, before 4.48.8 (fixed in 4.48.8); from 5.0.0, before 5.22.7 (fixed in 5.22.7)

Published 2022-12-22. Last modified 2026-06-17.