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EUVD-2026-37946

🗓️ 19 Jun 2026 00:31:37Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 34 Views

Missing authentication for a critical Microsoft 365 Copilot function allows unauthorized disclosure over a network.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-54130
18 Jun 202621:42
–attackerkb
bdu_fstec
BDU FSTEC
Microsoft 365 Copilot Auth Bypass Info Disclosure
29 Jun 202600:00
–bdu_fstec
circl
Circl
CVE-2026-54130
19 Jun 202600:00
–circl
cve
CVE
CVE-2026-54130
18 Jun 202621:42
–cve
cvelist
Cvelist
CVE-2026-54130 M365 Copilot Information Disclosure Vulnerability
18 Jun 202621:42
–cvelist
kaspersky
Kaspersky
KLA91113 Multiple vulnerabilities in Microsoft Apps
18 Jun 202600:00
–kaspersky
mscve
Microsoft CVE
M365 Copilot Information Disclosure Vulnerability
18 Jun 202614:00
–mscve
nvd
NVD
CVE-2026-54130
18 Jun 202622:16
–nvd
ptsecurity
Positive Technologies
PT-2026-50802
18 Jun 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-54130: Missing Authentication for Critical Function
18 Jun 202600:00
–rapid7
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "93b13678-3192-35bd-b9f2-ae6fb08ba9e7",
        "vendor": {
          "name": "Microsoft"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "1aa706c4-2664-32ca-8e6d-04c2421ecac8",
        "product": {
          "name": "Microsoft 365 Copilot",
          "vendor": {
            "name": "Microsoft"
          }
        },
        "product_version": "-"
      }
    ]
  }
]

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19 Jun 2026 00:31Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.19.8
EPSS0.01084
34