Ghost: Cross-Site Scripting in Feature Image Captions
Ghost is a Node.js content management system. From 4.9.0 until 6.54.1, an input validation issue allowed any staff user to create a post with content in feature_image_caption that could be used to hijack another staff user's Ghost Admin session, resulting in privilege escalation. This issue is fixed in 6.54.1.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-70596US | — | — | ||
Ghost is a Node.js content management system. From 4.9.0 until 6.54.1, an input validation issue allowed any staff user to create a post with content in feature_image_caption that… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588eWEB
- https://github.com/TryGhost/Ghost/pull/29635WEB
- https://github.com/TryGhost/Ghost/releases/tag/v6.54.1WEB
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-pr22-p9rp-2cqvWEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-70596WEB
scry
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