CVE-2026-105649
highGhost is a Node.js content management system.
Ghost is a Node.js content management system. From 4.22.0 until 6.65.0, SVG media thumbnails and SVG images uploaded with a non-SVG file extension were stored without sanitization. This allowed any staff user, including Contributors, to host scripts on the site's domain, possibly resulting in compromise of other staff users' admin sessions. This issue is fixed in version 6.65.0.
CVSS
7.3
7.3 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N Severity source: NVD CVSS v3.1 (security-advisories@github.com)
Timeline (UTC)
Published: 2026-10-05 20:17
Modified: 2026-10-06 15:17
NVD status: Deferred
Last synced 3 days ago
Verified against the source API 2026-10-27 06:57 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/TryGhost/Ghost/commit/80686226d23df56749f6b7ebb484850a8eba8072 security-advisories@github.com
- https://github.com/TryGhost/Ghost/issues/30919 security-advisories@github.com
- https://github.com/TryGhost/Ghost/releases/tag/v6.65.0 security-advisories@github.com
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-8575-cr6v-7jh4 security-advisories@github.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:57 UTC · record ↗