What is CVE-2026-105677?

CVE-2026-105677 is a high-severity vulnerability in Tryghost Ghost, classified under Path Traversal. CVSS score: 7.2/10. Published 2026-10-05.

How severe is CVE-2026-105677?

High severity. CVSS v3 base score is 7.2 out of 10.

RCE in Tryghost Ghost

CVE-2026-105677

Ghost is a Node.js content management system. From 6.10.3 until 6.64.0, a vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to execute arbitrary code on the server via a crafted theme. This issue is fixed in version 6.64.0.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2026-10-05 · last modified 2026-10-06.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

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

Tryghost Ghost — versions >= 6.10.3, < 6.64.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-105677?: CVE-2026-105677 is a high-severity vulnerability in Tryghost Ghost, classified under Path Traversal. CVSS score: 7.2/10. Published 2026-10-05.
How severe is CVE-2026-105677?: High severity. CVSS v3 base score is 7.2 out of 10.