{
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    "acknowledgments": [
      {
        "names": [
          "Daniel Weglowski"
        ]
      }
    ],
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      "text": "Important"
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    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
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    },
    "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"
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        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
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        "summary": "Microsoft Support Lifecycle",
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      },
      {
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        "summary": "Common Vulnerability Scoring System",
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    "title": "Microsoft OneNote Security Feature Bypass Vulnerability",
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      "generator": {
        "date": "2025-07-22T19:57:31.434Z",
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          "date": "2025-04-08T07:00:00.000Z",
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          "number": "1",
          "summary": "Information published."
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        {
          "date": "2025-04-15T07:00:00.000Z",
          "legacy_version": "2",
          "number": "2",
          "summary": "Microsoft is announcing the availability of the security updates for Microsoft Office for Mac. Customers running affected Mac software should install the update for their product to be protected from this vulnerability. Customers running other Microsoft Office software do not need to take any action. See the [Release Notes](https://go.microsoft.com/fwlink/p/?linkid=831049) for more information and download links."
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        "name": "Incomplete List of Disallowed Inputs"
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          "text": "Microsoft",
          "title": "Assigning CNA"
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          "text": "No, the Preview Pane is not an attack vector.",
          "title": "Is the Preview Pane an attack vector for this vulnerability?"
        },
        {
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          "text": "Exploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft OneNote and then click on a specially crafted URL to be compromised by the attacker.",
          "title": "According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?"
        },
        {
          "category": "faq",
          "text": "Yes. As of April 14, 2025, the security update for Microsoft Office LTSC for Mac 2021 and 2024 are available. Customers running Microsoft Office LTSC for Mac 2021 and 2024 should ensure the update is installed to be protected from this vulnerability.",
          "title": "Are the updates for Microsoft Office LTSC for Mac 2021 and 2024 currently available?"
        }
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          "2",
          "3",
          "4",
          "5",
          "6",
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          "8",
          "9",
          "10",
          "11",
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            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.8,
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
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        {
          "category": "impact",
          "details": "Security Feature Bypass"
        },
        {
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          "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Microsoft OneNote Security Feature Bypass Vulnerability"
    }
  ]
}