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CVE-2026-102856

🗓️ 13 Oct 2026 18:59:28Reported by microsoftType 
cve
 cve
🔗 web.nvd.nist.gov👁 41 Views

Heap-based buffer overflow in Microsoft Office Visio allows remote code execution.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
Microsoft Visio Graphical Editors Code Execution
16 Oct 202600:00
–bdu_fstec
circl
Circl
CVE-2026-102856
13 Oct 202611:36
–circl
cvelist
Cvelist
CVE-2026-102856 Microsoft Office Visio Remote Code Execution Vulnerability
13 Oct 202618:59
–cvelist
euvd
EUVD
EUVD-2026-99039
13 Oct 202618:59
–euvd
mscve
Microsoft CVE
Microsoft Office Visio Remote Code Execution Vulnerability
13 Oct 202614:00
–mscve
ncsc
NCSC
vulnerabilities present in Microsoft Office
13 Oct 202618:36
–ncsc
nvd
NVD
CVE-2026-102856
13 Oct 202619:17
–nvd
ptsecurity
Positive Technologies
PT-2026-111941
13 Oct 202600:00
–ptsecurity
ptsecurity
Positive Technologies
PT-2026-116340
13 Oct 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-102856: Heap-based Buffer Overflow
13 Oct 202600:00
–rapid7
Rows per page
NVD
Vulners
CNA
Node
OR
microsoft365_appsMatch-enterprisex64
microsoft365_appsMatch-enterprisex86
microsoftoffice_2021Match-ltsc-x64
microsoftoffice_2021Match-ltsc-x86
microsoftoffice_2024Match-ltsc-x64
microsoftoffice_2024Match-ltsc-x86
[
  {
    "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 Office LTSC 2021",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "16.0.1",
        "lessThan": "16.0.14334.20974",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Office LTSC 2024",
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "16.0.0",
        "lessThan": "16.0.17932.21056",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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31 Oct 2026 18:00Current
8.5High risk
Vulners AI Score8.5
CVSS 3.18.8
EPSS0.00886
SSVC
41