CVE-2026-103291
Ghost 3.20.2 before 6.51.0 SSRF via image-size fetch
CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th
Ghost versions from 3.20.2 before 6.51.0 contain a server-side request forgery vulnerability in image dimension refetching that allows authenticated staff users to trigger outbound HTTP requests to arbitrary URLs. Attackers can point image cards at attacker-controlled hosts or internal network endpoints to access metadata services and internal resources unavailable from the public internet.
| CWE | CWE-918 |
| Vendor | tryghost |
| Product | ghost |
| Published | Oct 1, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
TryGhost / Ghost
3.20.2 < 6.51.0