CVE-2026-103287

Low

Description

Ghost versions 1.18.0 before 6.27.0 contain a server-side request forgery vulnerability in the webhooks feature that allows staff users to probe internal hosts. Attackers with staff privileges can craft webhook requests to access internal network resources from the Ghost server.

SeverityLow

CVSS2.7

Exploit probability—

Product

Ghost

PublishedOct 1, 2026

First seenOct 1, 2026

Weakness typeCWE-918Server-side request forgery (SSRF)

How to fix

Update

ghost6.27.0 or later

Vendor advisories

github.com/TryGhost/Ghost/security/advisories/GHSA-354h-gmhv-mr9c

Affected products

Product	Affected versions	Fixed in
ghostnpm	1.18.0 ≤ v < 6.27.0	6.27.0

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.