{"id":"CVE-2026-103291","revision":"1d8dca150be9432aab4b84b1a9adeaa7","records":[{"revision":"1d8dca150be9432aab4b84b1a9adeaa7","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-103291","aliases":[],"title":"Ghost 3.20.2 before 6.51.0 SSRF via image-size fetch","description":"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.","state":0,"publishedAt":"2026-10-01T10:42:24.553+00:00","modifiedAt":"2026-10-06T01:44:08.376+00:00","affected":[{"ecosystem":"Vendor product","name":"Ghost","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"TryGhost\",\n                    \"product\": \"Ghost\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:npm/ghost\",\n                    \"versions\": [\n                        {\n                            \"version\": \"3.20.2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"6.51.0\"\n                        },\n                        {\n                            \"version\": \"6.51.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","score":6.4,"severity":"MEDIUM"}],"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"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-103291","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-103291","identifiers":["CVE-2026-103291"]},"retained":false,"historicalAffected":[]}],"coverage":[]}