{"$ref":"https://www.cert.ssi.gouv.fr/openapi.json","affected_systems":[{"description":".NET 9.0 sur Mac OS versions ant\u00e9rieures \u00e0 9.0.16","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":"Microsoft .NET Framework 3.5 et 4.8.1 versions ant\u00e9rieures \u00e0 4.8.9334.0 et 4.8.4802.0","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 8.0 sur Linux versions ant\u00e9rieures \u00e0 8.0.27","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":"Microsoft .NET Framework 3.5 et 4.8 versions ant\u00e9rieures \u00e0 4.8.9334.0 et 4.8.4802.0","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 8.0 sur Mac OS versions ant\u00e9rieures \u00e0 8.0.27","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 10.0 installed sur Windows versions ant\u00e9rieures \u00e0 10.0.8","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 8.0 sur Windows versions ant\u00e9rieures \u00e0 8.0.27","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 9.0 sur Linux versions ant\u00e9rieures \u00e0 9.0.16","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 10.0 sur Mac OS versions ant\u00e9rieures \u00e0 10.0.8","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":"Microsoft .NET Framework 4.8 versions ant\u00e9rieures \u00e0 4.8.9334.0 et 4.8.4802.0","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":"Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 versions ant\u00e9rieures \u00e0 4.8.9334.0 et 4.8.4802.0","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":"Microsoft .NET Framework 3.5 versions ant\u00e9rieures \u00e0 4.8.9334.0 et 4.8.4802.0","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":"Microsoft .NET Framework 3.5 et 4.7.2 versions ant\u00e9rieures \u00e0 4.8.9334.0 et 4.8.4802.0","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 9.0 sur Windows versions ant\u00e9rieures \u00e0 9.0.16","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}},{"description":".NET 10.0 sur Linux versions ant\u00e9rieures \u00e0 10.0.8","product":{"name":"N/A","vendor":{"name":"Microsoft","scada":false}}}],"affected_systems_content":"","content":"## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l'\u00e9diteur pour l'obtention des correctifs (cf. section Documentation).","cves":[{"name":"CVE-2026-42899","url":"https://www.cve.org/CVERecord?id=CVE-2026-42899"},{"name":"CVE-2026-32177","url":"https://www.cve.org/CVERecord?id=CVE-2026-32177"}],"links":[],"reference":"CERTFR-2026-AVI-0586","revisions":[{"description":"Version initiale","revision_date":"2026-05-13T00:00:00.000000"}],"risks":[{"description":"D\u00e9ni de service \u00e0 distance"},{"description":"\u00c9l\u00e9vation de privil\u00e8ges"}],"summary":"De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Microsoft .Net. Elles permettent \u00e0 un attaquant de provoquer une \u00e9l\u00e9vation de privil\u00e8ges et un d\u00e9ni de service \u00e0 distance.","title":"Multiples vuln\u00e9rabilit\u00e9s dans Microsoft .Net","vendor_advisories":[{"published_at":"2026-05-12","title":"Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-42899","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42899"},{"published_at":"2026-05-12","title":"Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-32177","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32177"}]}