GitHub Advisoryadvisory · npm

GHSA-v6q3-xqxm-6f5v Ghost: Invite Token Disclosure in Ghost Admin API

HIGH Published 2026-10-07 Modified 2026-10-07 Official page ↗
Aliases
CVE-2026-105675
Ecosystem
npm
Packages
ghost
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-203, CWE-943
Reviewed
2026-10-07

Affected packages

• npm ghost: >= 4.39.0, < 6.64.0 → fixed in 6.64.0

Description

Impact Staff users with permission to view staff invites were able to discover the secret token of pending invites, including invites for roles with higher privileges than their own. This could allow a staff user to escalate their privileges by accepting a pending invite. Vulnerable versions This vulnerability is present in Ghost from v4.39.0 up to v6.64.0. Patches v6.64.0 contains a fix for this issue. How to update For self-hosters using Docker, find Docker's official Ghost image here. Updating a Docker-based Ghost instance is documented here. If your Ghost is a Ghost-CLI install see our documentation on updating it to the latest version here. References Ghost thanks CoryRoo, Pedro Pinho, and Nhat Anh Vu for disclosing this vulnerability responsibly. For more information If you have any questions or comments about this advisory, email us at [email protected].

Related

Alias · CVE (1)

  • CVE-2026-105675 Ghost is a Node.js content management system. vulnerability

Weakness · CWE (2)

  • CWE-203 Observable Discrepancy weakness
  • CWE-943 Improper Neutralization of Special Elements in Data Query Logic weakness

References