CVE-2026-104418

High

Description

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.

SeverityHigh

CVSS7.2

Exploit probability—

Product

Ghost

PublishedOct 2, 2026

First seenOct 2, 2026

Weakness typeCWE-22Path traversal

How to fix

Update

ghost6.64.0 or later

Vendor advisories

github.com/TryGhost/Ghost/security/advisories/GHSA-jj74-hc2q-xrvm

Affected products

Product	Affected versions	Fixed in
ghostnpm	6.10.3 ≤ v < 6.64.0	6.64.0

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