CVE-2026-53947
5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| TryGhost | Ghost | >= 5.18.0, < 6.21.1 | affected |
Weaknesses
- CWE-204: CWE-204: Observable Response Discrepancy
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
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