Vulnerability · Published Oct 2, 2026 · Assigned by VulnCheck

CVE-2026-104418Ghost from 6.10.3 before 6.64.0 RCE via Theme Translation Files

High 7.2

In plain English

A high-severity path traversal in Ghost from TryGhost. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.2High

Exploit odds (30 days)0.7%top 48.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
npm	ghost	6.64.0	GHSA-jj74-hc2q-xrvm

Affected products (as reported)

Vendor	Product	Versions
TryGhost	Ghost	6.10.3 – before 6.64.0

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

GitHub Security Advisory (GHSA-jj74-hc2q-xrvm) vendor-advisory
VulnCheck Advisory: Ghost from 6.10.3 before 6.64.0 RCE via Theme Translation Files third-party-advisory