CVE-2026-70591

Ghost: Server-Side Request Forgery in Image Fetching

MEDIUM
4.1
CVSS Score
Published: August 4, 2026 at 09:37 PM UTC
Updated: October 24, 2026 at 03:10 PM UTC
1 product affected across 1 vendorGhost

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Severity
MEDIUM4.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

>= 0.10.0, < 6.54.1
Affected range stops below 6.54.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.1MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-918

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