Ghost : Stored XSS via SVG Files in Content Imports
### Impact SVG images included in content imports were stored without sanitization. An attacker who convinced an Administrator to import a crafted file could host scripts on the site's domain, possibly resulting in compromise of staff users' admin sessions. ### Vulnerable versions This vulnerability is present in Ghost from v4.0.0 up to v6.65.0. ### Patches v6.67.0 contains a fix for this issue. ### How to update For self-hosters using Docker, find [Docker's official Ghost image here](https://hub.docker.com/_/ghost). Updating a Docker-based Ghost instance [is documented here](https://docs.ghost.org/install/docker#updating-ghost). If your Ghost is a Ghost-CLI install see our documentation on [updating it to the latest version here](https://docs.ghost.org/update). ### References Ghost thanks [Zhixi "Jace" Sun](https://github.com/manus-pi), independent security researcher, for disclosing this vulnerability responsibly. ### For more information If you have any questions or comments about this advisory, email us at [security@ghost.org](mailto:security@ghost.org).
beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-105644US | — | — | ||
Ghost is a Node.js content management system. From 4.0.0 until 6.67.0, SVG images included in content imports were stored without sanitization. An attacker who convinced an Adminis… | ||||
Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://github.com/TryGhost/GhostPACKAGE
- https://github.com/TryGhost/Ghost/commit/1be06f4e95a5eb159d14abda7660e689af13cff1WEB
- https://github.com/TryGhost/Ghost/pull/31060WEB
- https://github.com/TryGhost/Ghost/releases/tag/v6.66.0WEB
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-hqq2-xqr2-fmx2WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-105644ADVISORY
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