CVE-2026-70591
Medium
Description
Ghost is a Node.js content management system. From 0.10.0 until 6.54.1, a Server-Side Request Forgery in Ghost Admin image fetching allowed any staff-level user to perform a blind HTTP GET request against internal hosts. No output was returned, but this could have been used to probe open ports on internal hosts. This issue is fixed in version 6.54.1.
SeverityMedium
CVSS4.1
Exploit probability—
Product
Ghost
PublishedAug 4, 2026
First seenAug 4, 2026
Weakness typeCWE-918Server-side request forgery (SSRF)
How to fix
Update
- ghost6.54.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ghostnpm | 0.10.0 ≤ v < 6.54.1 | 6.54.1 |
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