CVE-2026-53947

CVE-2026-53947CVE-2026-53947

Description

Ghost is a Node.js content management system. From 5.18.0 until 6.21.1, a discrepancy in responses from the members signin endpoints made it possible for an unauthenticated attacker to determine whether a given email address belongs to a registered member of a Ghost site. This vulnerability is fixed in 6.21.1.

Scoring

CVSS 5.3 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Last modified2026-06-24
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.