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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Orthanc versions before 1.12.10 are affected by an authorisation logic flaw in the application's\u00a0HTTP Basic Authentication implementation. \n\nSuccessful exploitation could result in Privilege Escalation, potentially allowing full administrative access."}], "id": "CVE-2025-15581", "lastModified": "2026-02-19T00:16:20.913", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "ab69c47f-b95e-4bf2-b2d9-4b1fd1b24b4a", "type": "Secondary"}]}, "published": "2026-02-18T23:16:18.907", "references": [{"source": "ab69c47f-b95e-4bf2-b2d9-4b1fd1b24b4a", "url": "https://discourse.orthanc-server.org/t/orthanc-1-12-10/6326"}, {"source": "ab69c47f-b95e-4bf2-b2d9-4b1fd1b24b4a", "url": "https://orthanc.uclouvain.be/bugs/show_bug.cgi?id=252"}, {"source": "ab69c47f-b95e-4bf2-b2d9-4b1fd1b24b4a", "url": "https://projectblack.io/blog/orthanc-1-12-9-user-impersonation/#exploitation"}], "sourceIdentifier": "ab69c47f-b95e-4bf2-b2d9-4b1fd1b24b4a", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "ab69c47f-b95e-4bf2-b2d9-4b1fd1b24b4a", "type": "Secondary"}]}

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