CVE-2026-22597: Ghost has SSRF via External Media Inliner
Impact A vulnerability in Ghost’s media inliner mechanism allows staff users in possession of a valid authentication token for the Ghost Admin API to exfiltrate data from internal systems via SSRF.
Vulnerable versions This vulnerability is present in Ghost v5.38.0 to v5.130.5 to and Ghost v6.0.0 to v6.10.3.
Patches v5.130.6 and v6.11.0 contain a fix for this issue.
References Ghost thanks Sho Odagiri of GMO Cybersecurity by Ierae, Inc. for discovering and disclosing this vulnerability responsibly.
For more information If there are any questions or comments about this advisory, email Ghost at security@ghost.org.
Other sources
Ghost is a Node.js content management system. In versions 5.38.0 through 5.130.5 and 6.0.0 through 6.10.3, a vulnerability in Ghost’s media inliner mechanism allows staff users in possession of a valid authentication token for the Ghost Admin API to exfiltrate data from internal systems via SSRF. This issue has been patched in versions 5.130.6 and 6.11.0.
— MITRE
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2026-22597?
CVE-2026-22597 is considered a high severity vulnerability due to its potential for data exfiltration through SSRF.
How do I fix CVE-2026-22597?
To fix CVE-2026-22597, upgrade to Ghost version 5.130.6 or 6.11.0 or later.
Which versions of Ghost are affected by CVE-2026-22597?
CVE-2026-22597 affects Ghost versions from 5.38.0 to 5.130.5 and 6.0.0 to 6.10.3.
What kind of attack does CVE-2026-22597 enable?
CVE-2026-22597 enables staff users to perform Server-Side Request Forgery (SSRF) attacks, allowing potential data leakage.
Who is at risk from CVE-2026-22597?
Staff users with valid authentication tokens for the Ghost Admin API are at risk of exploiting CVE-2026-22597.