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[ CVE-2026-105646 · Published 5 Oct 2026 ]

Ghost: Regular Expression Denial of Service in Content Import

CVSS 4.9 EPSS <1%Fix available

[ Description ]Official 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.

[ Fixes ]Fixes and patches

  • ghost 6.67.0Fixed version · GitHub Advisories · npm package ghost: upgrade to 6.67.0 or later (affected >= 4.0.0, < 6.67.0)

[ Packages ]Affected open-source packages

[ References ]References