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Medium · 4.9 CVE-2026-105645 BIT-ghost-2026-105645EUVD-2026-92635GHSA-9m4w-fmjw-fvjq

Ghost: Regular Expression Denial of Service in External Media Inliner

Published Oct 5, 2026 · Updated Oct 5, 2026 · Assigned by GitHub_M

Description

Ghost is a Node.js content management system. From 5.37.0 until 6.67.0, a crafted request to the external media inliner 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

VendorProductAffectedFixed
TryGhost Ghost >= 5.37.0, < 6.67.0 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm ghost >= 5.37.0, < 6.67.0 6.67.0 GHSA-9m4w-fmjw-fvjq

References