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CVE-2026-70588

Ghost: Cross-Site Scripting in Universal Import

Published: Aug 4, 2026Updated: Aug 5, 2026 Sources: CVE List NVDCWE-79
5.0MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 82.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:HUI:NS:UC:NI:HA:L
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:LAvailability
Low
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Weaknesses

CWE-79

Affected Products

TryGhost
commercialaka ghost, express-hbs
GhostSaaS
Web & CMS Plugins / cms-core

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/TryGhost/Ghost/security/advisories/GHSA-2gx6-7gx2-wwcf
github.com
https://github.com/TryGhost/Ghost/pull/29635
github.com
https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588e
github.com
and 1 more references View all →

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