CERTFR-2026-AVI-0885
Vulnerability from certfr_avis
De multiples vulnérabilités ont été découvertes dans les produits Citrix. Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, une atteinte à la confidentialité des données et un contournement de la politique de sécurité.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Citrix | Citrix Secure Access client | Secure Access Client versions antérieures à 26.6.1.20 pour Windows | ||
| Citrix | N/A | Endpoint Analysis Client versions antérieures à 26.5.1.7 pour Windows | ||
| Citrix | XenServer | XenCenter versions antérieures à 2026.4.0 | ||
| Citrix | XenServer | XenCenter SDK client versions antérieures à 26.15.0 pour PowerShell et C# |
References
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Secure Access Client versions ant\u00e9rieures \u00e0 26.6.1.20 pour Windows",
"product": {
"name": "Citrix Secure Access client",
"vendor": {
"name": "Citrix",
"scada": false
}
}
},
{
"description": "Endpoint Analysis Client versions ant\u00e9rieures \u00e0 26.5.1.7 pour Windows",
"product": {
"name": "N/A",
"vendor": {
"name": "Citrix",
"scada": false
}
}
},
{
"description": "XenCenter versions ant\u00e9rieures \u00e0 2026.4.0",
"product": {
"name": "XenServer",
"vendor": {
"name": "Citrix",
"scada": false
}
}
},
{
"description": "XenCenter SDK client versions ant\u00e9rieures \u00e0 26.15.0 pour PowerShell et C#",
"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\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-53565",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-53565"
},
{
"name": "CVE-2026-42491",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-42491"
},
{
"name": "CVE-2026-53566",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-53566"
}
],
"initial_release_date": "2026-07-15T00:00:00",
"last_revision_date": "2026-07-15T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0885",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-07-15T00:00:00.000000"
}
],
"risks": [
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits Citrix. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une \u00e9l\u00e9vation de privil\u00e8ges, une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es et un contournement de la politique de s\u00e9curit\u00e9.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Citrix",
"vendor_advisories": [
{
"published_at": "2026-07-14",
"title": "Bulletin de s\u00e9curit\u00e9 Citrix CTX696811",
"url": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696811\u0026articleURL=XenServer_Security_Update_for_CVE_2026_42491"
},
{
"published_at": "2026-07-14",
"title": "Bulletin de s\u00e9curit\u00e9 Citrix CTX696734",
"url": "https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696734\u0026articleURL=Citrix_Secure_Access_Client_for_Windows_and_Citrix_Endpoint_Analysis_Client_for_Windows_Security_Bulletin_for_CVE_2026_53565_and_CVE_2026_53566"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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