CVE-2026-105648
Medium
Description
Ghost is a Node.js content management system. From 6.0.9 until 6.65.0, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server's internal network on some network configurations. A successful attack would not result in any response data being returned. This issue is fixed in version 6.65.0.
SeverityMedium
CVSS4.0
Exploit probability—
Product
Ghost
PublishedOct 5, 2026
First seenOct 5, 2026
How to fix
Update
- ghost6.65.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ghostnpm | 6.0.9 ≤ v < 6.65.0 | 6.65.0 |
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