CVE-2026-104418

HIGH 7.2

Ghost from 6.10.3 before 6.64.0 RCE via Theme Translation Files

CVSS Score

7.2

EPSS Score

0.0%

EPSS Percentile

0th

Ghost from 6.10.3 before 6.64.0 contains a remote code execution vulnerability that allows authenticated administrators to run code by abusing theme translation file loading. Attackers with administrator access can upload a crafted theme containing malicious translation files to execute arbitrary code on the Ghost server.

CWE	CWE-22
Vendor	tryghost
Product	ghost
Published	Oct 2, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

TryGhost / Ghost

6.10.3 < 6.64.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/TryGhost/Ghost/security/advisories/GHSA-jj74-hc2q-xrvm vulncheck.com: https://www.vulncheck.com/advisories/ghost-from-6.10.3-before-6.64.0-rce-via-theme-translation-files

Credits

🔍 Alemmi 🔍 Tomer-PL 🔍 msegoviag