CVEPublished 2026-06-24Modified 2026-06-250 articles on news4 live referencesNVD data

CVE-2026-53947

Vulnerability data via NVD (ingested)

CVSS v3.1
5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS percentile
11
Exploit Prediction Scoring System · top 89% of all CVEs
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.

Timeline
Published 2026-06-24
Modified 2026-06-25

External references

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

More intel sources (5)

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2026-53947 on GitHub.
We haven't classified any articles referencing CVE-2026-53947 yet. The external references above still apply.