{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "\u003ca href=\"https://linkedin.com/in/frozzipies\"\u003eFarras Givari\u003c/a\u003e with \u003ca href=\"https://meta4sec.com/\"\u003eMeta4sec\u003c/a\u003e"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Low"
    },
    "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-2025-49755 Microsoft Edge (Chromium-based) for Android Spoofing Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49755"
      },
      {
        "category": "self",
        "summary": "CVE-2025-49755 Microsoft Edge (Chromium-based) for Android Spoofing Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-49755.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 Edge (Chromium-based) for Android Spoofing Vulnerability",
    "tracking": {
      "current_release_date": "2025-08-12T07:00:00.000Z",
      "generator": {
        "date": "2025-10-15T16:34:58.870Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2025-49755",
      "initial_release_date": "2025-08-12T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2025-08-12T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "\u003c139.0.3405.86",
            "product": {
              "name": "Microsoft Edge for Android \u003c139.0.3405.86",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "139.0.3405.86",
            "product": {
              "name": "Microsoft Edge for Android 139.0.3405.86",
              "product_id": "11815"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Edge for Android"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-49755",
      "cwe": {
        "id": "CWE-451",
        "name": "User Interface (UI) Misrepresentation of Critical Information"
      },
      "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": "139.0.3405.86: 139.0.3405.86, 8/07/2025: 8/07/2025, 139.0.7258.66/67: 139.0.7258.66/67",
          "title": "What is the version information for this release?"
        },
        {
          "category": "faq",
          "text": "An attacker using either a specially-crafted page or a content script injected into a target page can show an extension\u0027s popup over a permission prompt or screen share dialog allowing the extension to spoof parts of the prompt\u0027s UI that shows its origin.",
          "title": "According to the CVSS metrics, successful exploitation of this vulnerability could lead to no loss of confidentiality (C:N), some loss of integrity (I:L) but have no effect on availability (A:N). What is the impact of this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "11815"
        ],
        "known_affected": [
          "1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2025-49755 Microsoft Edge (Chromium-based) for Android Spoofing Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49755"
        },
        {
          "category": "self",
          "summary": "CVE-2025-49755 Microsoft Edge (Chromium-based) for Android Spoofing Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/csaf/advisories/2025/msrc_cve-2025-49755.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-08-12T07:00:00.000Z",
          "details": "139.0.3405.86:Security Update:https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security",
          "product_ids": [
            "1"
          ],
          "url": "https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 3.8,
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Spoofing"
        },
        {
          "category": "exploit_status",
          "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Unlikely"
        }
      ],
      "title": "Microsoft Edge (Chromium-based) for Android Spoofing Vulnerability"
    }
  ]
}