{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "\u003ca href=\"https://www.linkedin.com/in/tobias-diehl-19ba901b5/\"\u003eTobias Diehl\u003c/a\u003e with \u003ca href=\"https://umpquabank.com/\"\u003eUmpqua Bank\u003c/a\u003e"
        ]
      }
    ],
    "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-2025-21187 Microsoft Power Automate Remote Code Execution Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21187"
      },
      {
        "category": "self",
        "summary": "CVE-2025-21187 Microsoft Power Automate Remote Code Execution Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-21187.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 Power Automate Remote Code Execution Vulnerability",
    "tracking": {
      "current_release_date": "2025-01-14T08:00:00.000Z",
      "generator": {
        "date": "2025-04-02T13:22:58.379Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2025-21187",
      "initial_release_date": "2025-01-14T08:00:00.000Z",
      "revision_history": [
        {
          "date": "2025-01-14T08:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c2.52.62.25009",
            "product": {
              "name": "Power Automate for Desktop \u003c2.52.62.25009",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "2.52.62.25009",
            "product": {
              "name": "Power Automate for Desktop 2.52.62.25009",
              "product_id": "12410"
            }
          }
        ],
        "category": "product_name",
        "name": "Power Automate for Desktop"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-21187",
      "cwe": {
        "id": "CWE-94",
        "name": "Improper Control of Generation of Code (\u0027Code Injection\u0027)"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally.\nFor example, when the score indicates that the Attack Vector is Local and User Interaction is Required, this could describe an exploit in which an attacker, through social engineering, convinces a victim to download and open a specially crafted file from a website which leads to a local attack on their computer.",
          "title": "According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?"
        },
        {
          "category": "faq",
          "text": "Users of version 2.51 will be notified about the availability of updated version 2.51.349.24355 or version 2.52, which will include the fix to address this vulnerability. Users running versions between 2.46 and 2.50 who do not wish to update to a higher version please refer to the following FAQ for update information and download links.",
          "title": "How do I get the updated app?"
        },
        {
          "category": "faq",
          "text": "Refer to the following table for the fixed build version that addresses this vulnerability.\n2.46: 2.46, 2.46.184.25013: 2.46.184.25013, Download: Download, 2.47: 2.47, 2.47.126.25010: 2.47.126.25010, Download: Download, 2.48: 2.48, 2.48.164.25010: 2.48.164.25010, Download: Download, 2.49: 2.49, 2.49.182.25010: 2.49.182.25010, Download: Download, 2.50: 2.50, 2.50.139.25010: 2.50.139.25010, Download: Download, 2.51: 2.51, 2.51.349.24355: 2.51.349.24355, Download: Download",
          "title": "How can I check if the update is installed?"
        }
      ],
      "product_status": {
        "fixed": [
          "12410"
        ],
        "known_affected": [
          "1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2025-21187 Microsoft Power Automate Remote Code Execution Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21187"
        },
        {
          "category": "self",
          "summary": "CVE-2025-21187 Microsoft Power Automate Remote Code Execution Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-21187.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-01-14T08:00:00.000Z",
          "details": "2.52.62.25009:Security Update:https://apps.microsoft.com/detail/9nftch6j7fhv?launch=true\u0026mode=full\u0026hl=en-us\u0026gl=us\u0026ocid=bingwebsearch",
          "product_ids": [
            "1"
          ],
          "url": "https://apps.microsoft.com/detail/9nftch6j7fhv?launch=true\u0026mode=full\u0026hl=en-us\u0026gl=us\u0026ocid=bingwebsearch"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "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"
          },
          "products": [
            "1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Remote Code Execution"
        },
        {
          "category": "exploit_status",
          "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely"
        }
      ],
      "title": "Microsoft Power Automate Remote Code Execution Vulnerability"
    }
  ]
}