CVE-2026-105644

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 Administrator to import a crafted file could host scripts on the site's domain, possibly resulting in compromise of staff users' admin sessions. This issue is fixed in version 6.67.0.

CVSS 3.1

6.8CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 25% of CVEs (scores of 2026-10-25)

CWEs

CWE-79, CWE-434

Published

2026-10-05

Modified

2026-10-06

Record from

the NVD, synced 2026-10-19

Packages (OSV)

References

• https://github.com/TryGhost/Ghost/commit/1be06f4e95a5eb159d14abda7660e689af13cff1
• https://github.com/TryGhost/Ghost/pull/31060
• https://github.com/TryGhost/Ghost/releases/tag/v6.66.0
• https://github.com/TryGhost/Ghost/security/advisories/GHSA-hqq2-xqr2-fmx2

Check your stackJSON