CVE-2026-105677: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in TryGhost Ghost
Description
A path traversal vulnerability (CWE-22) exists in TryGhost Ghost CMS versions from 6.10.3 up to but not including 6.64.0. This flaw allows an authenticated Administrator to execute arbitrary code on the server by exploiting how Ghost loads theme translation files. The issue is resolved in version 6.64.0.
CVSS v3.1
Score 7.2high
Affected software
TryGhost
Ghost
pkg:github/tryghost/GhostRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Ghost, a Node.js content management system, has a vulnerability in versions >=6.10.3 and <6.64.0 where improper limitation of a pathname to a restricted directory allows an authenticated Administrator to perform path traversal and execute arbitrary code via crafted theme translation files. This vulnerability is tracked as CVE-2026-105677 and involves CWE-22 (Path Traversal), CWE-94 (Code Injection), and CWE-829 (Inclusion of Functionality from Untrusted Control Sphere). The vulnerability is fixed in version 6.64.0.
Potential Impact
An authenticated Administrator can exploit this vulnerability to execute arbitrary code on the server, potentially leading to full system compromise. The CVSS 3.1 score is 7.2 (High), reflecting network attack vector, low attack complexity, required high privileges, no user interaction, and high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Upgrade Ghost to version 6.64.0 or later, where this vulnerability is fixed. No other mitigations are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-10-05T17:48:58.626Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ac3ff2f2cdf04f65632d8c3
Added to database: 10/05/2026, 19:49:03 UTC
Last enriched: 10/05/2026, 20:03:19 UTC
Last updated: 10/05/2026, 20:08:15 UTC
Views: 9
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