The vulnerability of the map_keys_roles() function in the RBAC role management subsystem of the XCP-ng hypervisor and the XenServer server virtualization platform allows a perpetrator to bypass existing security mechanisms.
🗓️ 20 May 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 17 Views
| Reporter | Title | Published | Views | Family All 24 |
|---|---|---|---|---|
 | CVE-2026-23560 | 9 Jul 202615:12 | – | attackerkb |
| CVE-2026-23561 | 9 Jul 202615:13 | – | attackerkb |
| CVE-2026-23559 | 9 Jul 202615:09 | – | attackerkb |
| CVE-2026-42486 | 9 Jul 202615:16 | – | attackerkb |
| CVE-2026-23562 | 9 Jul 202615:15 | – | attackerkb |
 | CVE-2026-23562 | 28 Apr 202618:38 | – | circl |
 | Security Bulletins for XenServer | 21 Aug 202406:47 | – | citrix |
 | CVE-2026-23559 | 9 Jul 202615:09 | – | cve |
| CVE-2026-23560 | 9 Jul 202615:12 | – | cve |
| CVE-2026-23562 | 9 Jul 202615:15 | – | cve |
10
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
20 May 2026 00:00Current
5.7Medium risk
Vulners AI Score5.7
CVSS 27.1
CVSS 38.5
EPSS0.00134