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.

References

https://www.vulncheck.com/advisories/ghost-from-6.10.3-before-6.64.0-rce-via-theme-translation-files

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

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-91429

Details

Source: Mitre, NVD

Published: 2026-10-02

Updated: 2026-10-02

Risk Information

CVSS v2

Base Score: 8.3

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.2

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

Severity: High

CVSS v4

Base Score: 8.6

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.00654