CVE-2026-69806

{"id": "CVE-2026-69806", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-69806", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-09-10T18:26:08.285062Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}]}, "affected": [{"source": "secure@microsoft.com", "affectedData": [{"vendor": "Microsoft", "product": ".NET 10.0 runtime", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.12", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": ".NET 11.0 runtime", "versions": [{"status": "affected", "version": "11.0.0", "lessThan": "11.0 RC1", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": ".NET 9.0 runtime", "versions": [{"status": "affected", "version": "9.0.0", "lessThan": "9.0.20", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.14", "versions": [{"status": "affected", "version": "17.14.0", "lessThan": "17.14.40", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2026 version 18.9", "versions": [{"status": "affected", "version": "18.9.0", "lessThan": "18.9.3", "versionType": "custom"}]}]}], "published": "2026-09-08T18:19:52.190", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69806", "tags": ["Patch", "Vendor Advisory"], "source": "secure@microsoft.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "secure@microsoft.com", "description": [{"lang": "en", "value": "CWE-94"}, {"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "Exposure of sensitive information to an unauthorized actor in .NET allows an authorized attacker to elevate privileges locally."}], "lastModified": "2026-10-30T22:17:53.740", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "40FA0BC2-46E4-425A-941B-B042FA960EDF", "versionEndExcluding": "9.0.20", "versionStartIncluding": "9.0.0"}, {"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C3766C06-8F63-4266-AA40-E8DCC9A87F01", "versionEndExcluding": "10.0.12", "versionStartIncluding": "10.0.0"}, {"criteria": "cpe:2.3:a:microsoft:.net:11.0.0:preview1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5DACF2FE-CF61-43E4-8A3F-F7A358DE8A01"}, {"criteria": "cpe:2.3:a:microsoft:.net:11.0.0:preview2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "280B2E64-3163-40AB-A048-14D58DEC42FD"}, {"criteria": "cpe:2.3:a:microsoft:.net:11.0.0:preview3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "12357908-3294-46EF-85A0-DA3F86C97489"}, {"criteria": "cpe:2.3:a:microsoft:.net:11.0.0:preview4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "849FC8F5-86CD-4B5D-ADFD-9CB16EA75D09"}, {"criteria": "cpe:2.3:a:microsoft:.net:11.0.0:preview5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C86E87E2-B236-4AC9-B6C3-64B9CDEC91EB"}, {"criteria": "cpe:2.3:a:microsoft:.net:11.0.0:preview7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E09C9DB3-F42C-4442-9CF0-24A780D094C8"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8FD99987-130F-47E5-B6FE-9C6701D7C3F5", "versionEndExcluding": "17.14.40", "versionStartIncluding": "17.14.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C66064BF-3349-43FF-8A22-9370663193DE", "versionEndExcluding": "18.9.3", "versionStartIncluding": "18.9.0"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}