{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "<a href=\"https://twitter.com/yanir_\">Yanir Tsarimi</a>"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      },
      {
        "category": "general",
        "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
        "title": "Customer Action"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2026-42832 Microsoft Office Spoofing Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42832"
      },
      {
        "category": "self",
        "summary": "CVE-2026-42832 Microsoft Office Spoofing Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-42832.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Exploitability Index",
        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": "Microsoft Office Spoofing Vulnerability",
    "tracking": {
      "current_release_date": "2026-05-12T07:00:00.000Z",
      "generator": {
        "date": "2026-06-09T19:32:20.180Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2026-42832",
      "initial_release_date": "2026-05-12T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2026-05-12T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<16.0.19822.20190",
            "product": {
              "name": "Microsoft Word for Android <16.0.19822.20190",
              "product_id": "4"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.19822.20190",
            "product": {
              "name": "Microsoft Word for Android 16.0.19822.20190",
              "product_id": "11772"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Word for Android"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<16.0.19822.20190",
            "product": {
              "name": "Microsoft Excel for Android <16.0.19822.20190",
              "product_id": "2"
            }
          },
          {
            "category": "product_version",
            "name": "16.0.19822.20190",
            "product": {
              "name": "Microsoft Excel for Android 16.0.19822.20190",
              "product_id": "12031"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Excel for Android"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<16.109.26051019",
            "product": {
              "name": "Microsoft Office LTSC for Mac 2021 <16.109.26051019",
              "product_id": "3"
            }
          },
          {
            "category": "product_version",
            "name": "16.109.26051019",
            "product": {
              "name": "Microsoft Office LTSC for Mac 2021 16.109.26051019",
              "product_id": "11951"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Office LTSC for Mac 2021"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<16.109.26051019",
            "product": {
              "name": "Microsoft Office LTSC for Mac 2024 <16.109.26051019",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "16.109.26051019",
            "product": {
              "name": "Microsoft Office LTSC for Mac 2024 16.109.26051019",
              "product_id": "12440"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Office LTSC for Mac 2024"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-42832",
      "cwe": {
        "id": "CWE-284",
        "name": "Improper Access Control"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "No, the Preview Pane is not an attack vector.",
          "title": "Is the Preview Pane an attack vector for this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "11772",
          "11951",
          "12031",
          "12440"
        ],
        "known_affected": [
          "1",
          "2",
          "3",
          "4"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-42832 Microsoft Office Spoofing Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42832"
        },
        {
          "category": "self",
          "summary": "CVE-2026-42832 Microsoft Office Spoofing Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-42832.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-05-12T07:00:00.000Z",
          "details": "16.0.19822.20190:Security Update:https://play.google.com/store/apps/details?id=com.microsoft.office.word&hl=en_US",
          "product_ids": [
            "4"
          ],
          "url": "https://play.google.com/store/apps/details?id=com.microsoft.office.word&hl=en_US"
        },
        {
          "category": "vendor_fix",
          "date": "2026-05-12T07:00:00.000Z",
          "details": "16.0.19822.20190:Security Update:https://play.google.com/store/apps/details?id=com.microsoft.office.excel&hl=en_US",
          "product_ids": [
            "2"
          ],
          "url": "https://play.google.com/store/apps/details?id=com.microsoft.office.excel&hl=en_US"
        },
        {
          "category": "vendor_fix",
          "date": "2026-05-12T07:00:00.000Z",
          "details": "16.109.26051019:Security Update:https://go.microsoft.com/fwlink/p/?linkid=831049",
          "product_ids": [
            "3",
            "1"
          ],
          "url": "https://go.microsoft.com/fwlink/p/?linkid=831049"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.7,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3",
            "4"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Spoofing"
        },
        {
          "category": "exploit_status",
          "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Unlikely"
        }
      ],
      "title": "Microsoft Office Spoofing Vulnerability"
    }
  ]
}