CVE-2025-56534

{"id": "CVE-2025-56534", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-56534", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-29T16:24:03.495106Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}]}], "published": "2026-04-29T16:16:21.477", "references": [{"url": "https://github.com/MarkArtamonov/OpenNebula-CVE-2025-56534", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://opennebula.io/opennebula-7/", "tags": ["Product"], "source": "cve@mitre.org"}, {"url": "https://github.com/MarkArtamonov/OpenNebula-CVE-2025-56534", "tags": ["Exploit", "Third Party Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "A cross-site scripting (XSS) vulnerability in the custom authenticator driver of opennebula v6.10.0.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload."}], "lastModified": "2026-06-17T09:42:39.357", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:opennebula:opennebula:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EAB8C708-4DC1-4708-897B-86FD9AAA65EE", "versionEndExcluding": "7.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}