What is CVE-2026-70595?

CVE-2026-70595 is a medium-severity vulnerability in Tryghost Ghost, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.0/10. Published 2026-08-05.

How severe is CVE-2026-70595?

Medium severity. CVSS v3 base score is 4.0 out of 10.

SSRF in Tryghost Ghost

CVE-2026-70595

Ghost is a Node.js content management system. From 6.26.0 until 6.54.1, a validation issue allowed some functionality, such as Webmentions, to be abused by an unauthenticated user to make limited HTTP requests to hosts in the Ghost server'…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N.

Affected products

Tryghost Ghost — versions >= 6.26.0, < 6.54.1

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-70595?: CVE-2026-70595 is a medium-severity vulnerability in Tryghost Ghost, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.0/10. Published 2026-08-05.
How severe is CVE-2026-70595?: Medium severity. CVSS v3 base score is 4.0 out of 10.