{"schemaVersion":3,"id":"GHSA-387C-QMRW-59QV","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Duplicate Advisory: Microsoft Security Advisory CVE-2026-26131 – .NET Elevation of Privilege Vulnerability\n\n### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-crjq-wm6x-6qx7. This link is maintained to preserve external references.\n\n### Original Description\n\nIncorrect default permissions in .NET allows an authorized attacker to elevate privileges locally.","dates":{"published":"2026-03-10T18:31:21.000Z","modified":"2026-03-13T10:41:29.572Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"OSV · Nuget","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":true,"selection":"version-preference"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Nuget","score":7.8,"severity":"high","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":4.6,"impact":9.8,"computed":true}]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"NuGet","product":"Microsoft.NETCore.App.Runtime.linux-arm","name":"Microsoft.NETCore.App.Runtime.linux-arm","label":"Microsoft.NETCore.App.Runtime.linux-arm","ecosystem":"NuGet","cpePart":null,"purl":"pkg:nuget/Microsoft.NETCore.App.Runtime.linux-arm","purlType":"nuget","versions":[{"text":"≥ 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10.0.4","eol":null,"hubHref":null}],"affectedCount":6,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26131","label":"nvd.nist.gov/vuln/detail/CVE-2026-26131","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/dotnet/dotnet","label":"github.com/dotnet/dotnet","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26131","label":"msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26131","hostname":"msrc.microsoft.com","tags":["WEB"]}],"lineage":{"upstream":[],"downstream":["CVE-2026-26131"],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-03-10T18:31:21.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-03-13T10:41:29.572Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":31,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T21:04:34.267Z","stale":false,"partial":false}}