{"$ref":"https://www.cert.ssi.gouv.fr/openapi.json","affected_systems":[{"description":"XenServer version 8.4 sans le dernier correctif de s\u00e9curit\u00e9","product":{"name":"XenServer","vendor":{"name":"Citrix","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-2026-23553","url":"https://www.cve.org/CVERecord?id=CVE-2026-23553"},{"name":"CVE-2025-58151","url":"https://www.cve.org/CVERecord?id=CVE-2025-58151"}],"links":[],"reference":"CERTFR-2026-AVI-0090","revisions":[{"description":"Version initiale","revision_date":"2026-01-27T00:00:00.000000"}],"risks":[{"description":"D\u00e9ni de service \u00e0 distance"},{"description":"Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"}],"summary":"De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Citrix XenServer. Elles permettent \u00e0 un attaquant de provoquer un d\u00e9ni de service \u00e0 distance et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.","title":"Multiples vuln\u00e9rabilit\u00e9s dans Citrix XenServer","vendor_advisories":[{"published_at":"2026-01-27","title":"Bulletin de s\u00e9curit\u00e9 Citrix CTX695997","url":"https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX695997&articleURL=XenServer_Security_Update_for_CVE_2025_58151_and_CVE_2026_23553"}]}