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.
https://github.com/TryGhost/Ghost/security/advisories/GHSA-vmc4-9828-r48r
https://github.com/TryGhost/Ghost/commit/93add549ccf079d8e28bdb724fbb71a76942ff51
https://github.com/TryGhost/Ghost/commit/15d49131ff4aac3aca8642501c793f01f2bfcbb9
Published: 2026-01-10
Updated: 2026-01-10
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 8.1
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Severity: High
Base Score: 5.1
Vector: 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
Severity: Medium
EPSS: 0.00069