CVE-2026-70588

Ghost is a Node.js content management system. From 5.26.0 until 6.54.1, the Universal Import feature in Ghost Admin failed to properly sanitize imported content resulting in XSS in post content. This issue is fixed in version 6.54.1.

Score

CVSS 3.1 5.0 Medium

Status

Deferred - security-advisories@github.com

Published

2026-08-04

Last modified

2026-10-24

Weaknesses

CWE-79

Affected products

• Ghost (Tryghost)

References

• https://github.com/TryGhost/Ghost/security/advisories/GHSA-2gx6-7gx2-wwcf
• https://github.com/TryGhost/Ghost/pull/29635
• https://github.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588e
• https://github.com/TryGhost/Ghost/releases/tag/v6.54.1