Vulnerability · Published Oct 1, 2026 · Assigned by VulnCheck
CVE-2026-103280Ghost 0.8.0 before 6.23.0 Information Disclosure via Setup Endpoint
Medium 5.3
In plain English
A medium-severity security flaw in Ghost from TryGhost. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.2%top 89.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
Weakness: CWE-201 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
- GitHub Security Advisory (GHSA-5685-hwm9-62cg) vendor-advisory
- VulnCheck Advisory: Ghost 0.8.0 before 6.23.0 Information Disclosure via Setup Endpoint third-party-advisory