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CVE-2026-44820 Microsoft Excel Remote Code Execution Vulnerability

🗓️ 09 Jun 2026 17:04:33Reported by microsoftType 
cvelist
 cvelist
🔗 www.cve.org👁 24 Views

CVE-2026-44820 is a Microsoft Excel remote code execution vulnerability.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2026-44820
9 Jun 202616:04
circl
CVE
CVE-2026-44820
9 Jun 202617:04
cve
EUVD
EUVD-2026-35663
9 Jun 202618:30
euvd
Microsoft KB
Description of the security update for Office Online Server: June 9, 2026 (KB5002875)
9 Jun 202614:00
mskb
Microsoft KB
Description of the security update for Excel 2016: June 9, 2026 (KB5002877)
9 Jun 202614:00
mskb
Microsoft CVE
Microsoft Excel Remote Code Execution Vulnerability
9 Jun 202614:00
mscve
NCSC
vulnerabilities present in Microsoft Office
9 Jun 202618:04
ncsc
NVD
CVE-2026-44820
9 Jun 202617:17
nvd
Positive Technologies
PT-2026-47935
9 Jun 202600:00
ptsecurity
RedhatCVE
CVE-2026-44820
10 Jun 202621:01
redhatcve
Rows per page
[
  {
    "vendor": "Microsoft",
    "product": "Microsoft 365 Apps for Enterprise",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "16.0.1",
        "lessThan": "https://aka.ms/OfficeSecurityReleases",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Excel 2016",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "16.0.0.0",
        "lessThan": "16.0.5556.1001",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Office 2019",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "19.0.0",
        "lessThan": "https://aka.ms/OfficeSecurityReleases",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Office 365 for Mac",
    "versions": [
      {
        "version": "-",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Office LTSC 2021",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "16.0.1",
        "lessThan": "https://aka.ms/OfficeSecurityReleases",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Office LTSC 2024",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "16.0.0",
        "lessThan": "https://aka.ms/OfficeSecurityReleases",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Office LTSC for Mac 2021",
    "versions": [
      {
        "version": "-",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Office LTSC for Mac 2024",
    "versions": [
      {
        "version": "-",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Office Online Server",
    "versions": [
      {
        "version": "16.0.0.0",
        "lessThan": "16.0.10417.20137",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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