Path Traversal in Tryghost Ghost
CVE-2026-103290
Ghost versions 6.14.0 through versions prior to 6.27.0 contain a path traversal vulnerability in the ImageSize service. Insufficient input validation of user-supplied file paths may allow authenticated staff users to access local files outside the intended data storage directories on the server.
Published .
CVSS v3 metric
CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/TryGhost/Ghost/security/advisories/GHSA-83rp-q473-j88c (vendor-advisory)
- www.vulncheck.com/advisories/ghost-6.14.0-before-6.27.0-path-traversal-via-imag… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-103290?
- CVE-2026-103290 is a low-severity vulnerability in Tryghost Ghost, classified under Path Traversal: '.../...//'. CVSS score: 3.8/10. Published 2026-10-01.
- How severe is CVE-2026-103290?
- Low severity. CVSS v3 base score is 3.8 out of 10.