MEDIUM 5.3 NVD
CVE-2026-103291
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
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.
References
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-rrq6-9r3c-7w26
- https://www.vulncheck.com/advisories/ghost-3.20.2-before-6.51.0-ssrf-via-image-size-fetch
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-01 via NVD.
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