CVE-2026-104411
Published:October 02, 2026
Updated:October 09, 2026
Ghost from 6.22.1 before 6.64.0 contains a stored cross-site scripting vulnerability that allows staff users to host scripts by uploading files served with extension-derived content types on the default local storage adapter. Attackers can upload script-bearing files to the site's domain to compromise other staff users' admin sessions.
Affected Packages
https://github.com/TryGhost/Ghost.git (GITHUB):
Affected version(s) >=v6.0.0 <v6.64.0Fix Suggestion:
Update to version v6.64.0ghost (NPM):
Affected version(s) >=6.0.0 <6.64.0Fix Suggestion:
Update to version 6.64.0Related Resources (9)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.5
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
EPSS
Base Score:
0.26