Vulnerability DatabaseCVE-2026-70588
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CVE-2026-70588
Published:August 04, 2026
Updated:August 05, 2026
Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1.
Affected Packages
https://github.com/TryGhost/Ghost.git (GITHUB):
Affected version(s) >=v5.26.0 <v6.54.1
Fix Suggestion:
Update to version v6.54.1
ghost (NPM):
Affected version(s) >=5.26.0 <6.54.1
Fix Suggestion:
Update to version 6.54.1
Related Resources (5)
https://github.com/TryGhost/Ghost
https://github.com/TryGhost/Ghost/security/advisories/GHSA-2gx6-7gx2-wwcf
https://github.com/TryGhost/Ghost/releases/tag/v6.54.1
https://github.com/TryGhost/Ghost/pull/29635
https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588e
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CVSS v4
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
LOW
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79