CVE-2026-103280

MEDIUM 5.3

Ghost 0.8.0 before 6.23.0 Information Disclosure via Setup Endpoint

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

Ghost from version 0.8.0 before 6.23.0 contains an information disclosure vulnerability in its setup endpoint: the endpoint responds to unauthenticated requests with the site owner's email address, allowing any remote visitor to obtain it.

CWE	CWE-201
Vendor	tryghost
Product	ghost
Published	Oct 1, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

TryGhost / Ghost

0.8.0 < 6.23.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/TryGhost/Ghost/security/advisories/GHSA-5685-hwm9-62cg vulncheck.com: https://www.vulncheck.com/advisories/ghost-0.8.0-before-6.23.0-information-disclosure-via-setup-endpoint