CVE-2026-105644

Ghost: Stored XSS via SVG Files in Content Imports

State: Published
Severity: 6.8 Medium
Published: Oct 5, 2026
Updated: Oct 6, 2026
Reserved: Oct 5, 2026

Description

Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, SVG images included in content imports were stored without sanitization. An attacker who convinced an Administrator to import a crafted file could host scripts on the site's domain, possibly resulting in compromise of staff users' admin sessions. This issue is fixed in version 6.67.0.

Scores

CVSS	Score	Vector	Source
3.1	6.8 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N	GitHub_M

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-434 Unrestricted Upload of File with Dangerous Type

Affected Products

Product	Versions
GhostTryGhost	>= 4.0.0, < 6.67.0Affected

References

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