TryGhost up to 6.22.x Setup Endpoint information disclosure

Summaryinfo

A vulnerability labeled as problematic has been found in TryGhost Ghost up to 6.22.x. This affects an unknown function of the component Setup Endpoint. Executing a manipulation can lead to information disclosure. This vulnerability appears as CVE-2026-103280. The attack may be performed from remote. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in TryGhost Ghost up to 6.22.x and classified as problematic. This vulnerability affects an unknown part of the component Setup Endpoint. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

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.

The advisory is available at github.com. This vulnerability was named CVE-2026-103280 since 09/30/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading to version 6.23.0 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• TryGhost

Name

• Ghost

Version

• 6.0
• 6.1
• 6.2
• 6.3
• 6.4
• 6.5
• 6.6
• 6.7
• 6.8
• 6.9
• 6.10
• 6.11
• 6.12
• 6.13
• 6.14
• 6.15
• 6.16
• 6.17
• 6.18
• 6.19
• 6.20
• 6.21
• 6.22

Website

• Product: https://github.com/TryGhost/Ghost/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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