Ghost versions before 6.62.0 contain an authentication bypass vulnerability in staff invite acceptance that allows users to specify any email address when creating their account. Attackers can accept leaked invite tokens with attacker-controlled email addresses, or legitimate recipients can register with unintended email providers.

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Fixes

Solution

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Workaround

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History

Thu, 01 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 01 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Description Ghost versions before 6.62.0 contain an authentication bypass vulnerability in staff invite acceptance that allows users to specify any email address when creating their account. Attackers can accept leaked invite tokens with attacker-controlled email addresses, or legitimate recipients can register with unintended email providers.
Title Ghost 0.5.0 before 6.62.0 Arbitrary Email Registration via Staff Invite
First Time appeared Ghost
Ghost ghost
Weaknesses CWE-807
CPEs cpe:2.3:a:ghost:ghost:*:*:*:*:*:*:*:*
Vendors & Products Ghost
Ghost ghost
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-01T16:37:02.408Z

Reserved: 2026-09-30T10:58:33.573Z

Link: CVE-2026-103267

cve-icon Vulnrichment

Updated: 2026-10-01T16:36:55.415Z

cve-icon NVD

Status : Deferred

Published: 2026-10-01T11:17:21.900

Modified: 2026-10-01T17:17:18.193

Link: CVE-2026-103267

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T16:45:09Z

Weaknesses