CVE-2026-105675 Ghost - Broken Access Control

Ghost 4.39.0 to 6.64.0 contains a broken access control caused by staff users with view staff invites permission discovering secret tokens of pending invites, letting staff users escalate privileges by accepting invites, exploit requires staff user permission.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.39% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
5 October 2026
Updated
15 October 2026
Weakness
CWE-203

Vendor fix

Update to version 6.64.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs