Server-side Request Forgery (SSRF) Affecting ghost package, versions >=5.99.0 <5.130.4>=6.0.0 <6.0.2


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (15th percentile)

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  • Snyk IDSNYK-JS-GHOST-12878601
  • published18 Sept 2025
  • disclosed15 Sept 2025
  • creditCristian Vargas

Introduced: 15 Sep 2025

NewCVE-2025-9862  (opens in a new tab)
CWE-918  (opens in a new tab)

How to fix?

Upgrade ghost to version 5.130.4, 6.0.2 or higher.

Overview

ghost is a publishing platform

Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) via the oEmbed mechanism. An attacker can access internal resources or exfiltrate sensitive data by submitting crafted URLs to the affected endpoint. This is only exploitable if the attacker has staff-level privileges.

CVSS Base Scores

version 4.0
version 3.1