{"id":"CVE-2026-66090","revision":"9425806f6e4f41e9a0feb27c2b3583c9","records":[{"revision":"9425806f6e4f41e9a0feb27c2b3583c9","observedAt":"2026-10-29T03:25:09.193+00:00","statement":{"source":"cve-program","id":"CVE-2026-66090","aliases":[],"title":"XML External Entity (XXE) Injection in Metadata Field Allows Arbitrary File Read","description":"In openEQUELLA before 2026.1, the XML parser used for item metadata does not disable external entity resolution. A user permitted to create items (CREATE_ITEM) can submit crafted XML to POST /api/item and cause the server to read arbitrary files accessible to the openEQUELLA service, or make requests to attacker-specified locations (SSRF), including cloud instance metadata services.","state":0,"publishedAt":"2026-10-29T01:37:37.928+00:00","modifiedAt":"2026-10-29T01:37:37.928+00:00","affected":[{"ecosystem":"Vendor product","name":"openEQUELLA","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Apereo Foundation\",\n                    \"product\": \"openEQUELLA\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"2026.1\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N","score":7.1,"severity":"HIGH"}],"references":["https://github.com/openequella/openEQUELLA/security/advisories/GHSA-668q-3hpr-6c96","https://openequella.github.io/guides/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-66090","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-66090","identifiers":["CVE-2026-66090"]},"retained":false,"historicalAffected":[]}],"coverage":[]}