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CVE-2026-42489

🗓️ 18 Jun 2026 13:47:13Reported by XENType 
cve
 cve
🔗 web.nvd.nist.gov👁 19 Views

CVE-2026-42489 and CVE-2026-42490 describe unfair domctl lock and early permission checks with XSM Flask.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42489
18 Jun 202613:47
attackerkb
ATTACKERKB
CVE-2026-42490
18 Jun 202613:47
attackerkb
Circl
CVE-2026-42489
9 Jun 202613:32
circl
Cvelist
CVE-2026-42489 domctl lock open to abuse
18 Jun 202613:47
cvelist
Debian CVE
CVE-2026-42489
18 Jun 202613:47
debiancve
EUVD
EUVD-2026-37889
18 Jun 202613:47
euvd
EUVD
EUVD-2026-37890
18 Jun 202613:47
euvd
Fedora
[SECURITY] Fedora 44 Update: xen-4.21.1-4.fc44
17 Jun 202608:44
fedora
Tenable Nessus
Fedora 44 : xen (2026-24b84f97af)
17 Jun 202600:00
nessus
Tenable Nessus
SUSE SLES15 Security Update : xen (SUSE-SU-2026:2328-1)
14 Jun 202600:00
nessus
Rows per page
[
  {
    "defaultStatus": "unknown",
    "product": "Xen",
    "vendor": "Xen",
    "versions": [
      {
        "status": "unknown",
        "version": "consult Xen advisory XSA-492"
      }
    ]
  }
]

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22 Jun 2026 18:38Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.15.3
EPSS0.00078
SSVC
19