CVE-2026-22597
Ghost has SSRF via External Media Inliner
Description
### 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](mailto:security@ghost.org).
How to fix CVE-2026-22597
To remediate CVE-2026-22597, upgrade the affected package to a fixed version below.
- —upgrade to 5.130.6 or later
- —upgrade to 6.11.0 or later
Is CVE-2026-22597 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 5.38.0, < 5.130.6, >= 6.0.0, < 6.11.0
- >= 6.0.0, < 6.11.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N |