CVE-2026-103272

High

Description

Ghost versions from 2.10.0 before 6.63.0 contain a staff enumeration vulnerability in the content API that allows unauthenticated attackers to leak user data. Attackers can observe discrepancies in API metadata responses to enumerate staff members and extract sensitive information without authentication.

SeverityHigh

CVSS7.5

Exploit probability—

Product

Ghost

PublishedOct 1, 2026

First seenOct 1, 2026

Weakness typeCWE-203CWE-203

How to fix

Update

TryGhost Ghost6.63.0 or later

Vendor advisories

github.com/TryGhost/Ghost/security/advisories/GHSA-ffmj-3ppp-cj4r

Affected products

Product	Affected versions	Fixed in
TryGhost Ghost	2.10.0 ≤ v < 6.63.0	6.63.0

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