{
  "fix": "Microsoft Edge Dev 135.0.3140.0",
  "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge.dev-135.0.3140.0",
  "summary": "Microsoft Edge Dev 135.0.3140.0, released February 15, 2025, fixes 17 CVEs in Microsoft Edge Dev. 2 of them are being exploited (CVE-2025-2783); 2 on CISA KEV. Patch Radar priority: Patch now. The latest Microsoft Edge Dev is 159.0.4378.0, which also fixes every one of these CVEs.",
  "platform": "windows-app",
  "type": "app-version",
  "title": "Microsoft Edge Dev 135.0.3140.0",
  "released": "2025-02-15T00:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2025-2783, exploited (CISA KEV)",
  "supported": true,
  "cveCount": 17,
  "exploitedCveCount": 2,
  "kevCveCount": 2,
  "ransomwareCveCount": 0,
  "maxEpss": 0.09238,
  "maxCvss": 10,
  "appliesTo": [
    {
      "product": "Microsoft Edge Dev",
      "productUrl": "https://patchblox.com/security/product/windows-app/microsoft-edge-dev",
      "fixedVersion": "135.0.3140.0",
      "latestVersion": "159.0.4378.0",
      "supported": true
    }
  ],
  "supersededBy": {
    "product": "Microsoft Edge Dev",
    "latestVersion": "159.0.4378.0",
    "productUrl": "https://patchblox.com/security/product/windows-app/microsoft-edge-dev"
  },
  "cves": [
    {
      "cveId": "CVE-2025-2783",
      "url": "https://patchblox.com/security/cve/CVE-2025-2783",
      "title": "Chromium: CVE-2025-2783 Incorrect handle provided in unspecified circumstances in Mojo on Windows",
      "priority": "Patch now",
      "cvss": 8.3,
      "epss": 0.09238,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-24201",
      "url": "https://patchblox.com/security/cve/CVE-2025-24201",
      "title": "Chromium: CVE-2025-24201 Out of bounds write in GPU on Mac",
      "priority": "Patch now",
      "severity": "CRITICAL",
      "cvss": 10,
      "epss": 0.03847,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-2135",
      "url": "https://patchblox.com/security/cve/CVE-2025-2135",
      "title": "Chromium: CVE-2025-2135 Type Confusion in V8",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.06565,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-2476",
      "url": "https://patchblox.com/security/cve/CVE-2025-2476",
      "title": "Chromium: CVE-2025-2476 Use after free in Lens",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.01027,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-29815",
      "url": "https://patchblox.com/security/cve/CVE-2025-29815",
      "title": "Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.6,
      "epss": 0.00807,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-29834",
      "url": "https://patchblox.com/security/cve/CVE-2025-29834",
      "title": "Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00654,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1915",
      "url": "https://patchblox.com/security/cve/CVE-2025-1915",
      "title": "Chromium: CVE-2025-1915 Improper Limitation of a Pathname to a Restricted Directory in DevTools",
      "priority": "High",
      "severity": "high",
      "cvss": 8.1,
      "epss": 0.00418,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1918",
      "url": "https://patchblox.com/security/cve/CVE-2025-1918",
      "title": "Chromium: CVE-2025-1918 Out of bounds read in PDFium",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00398,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1914",
      "url": "https://patchblox.com/security/cve/CVE-2025-1914",
      "title": "Chromium: CVE-2025-1914 Out of bounds read in V8",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00393,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1919",
      "url": "https://patchblox.com/security/cve/CVE-2025-1919",
      "title": "Chromium: CVE-2025-1919 Out of bounds read in Media",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00393,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-2137",
      "url": "https://patchblox.com/security/cve/CVE-2025-2137",
      "title": "Chromium: CVE-2025-2137 Out of bounds read in V8",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00373,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1920",
      "url": "https://patchblox.com/security/cve/CVE-2025-1920",
      "title": "Chromium: CVE-2025-1920 Type Confusion in V8",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00334,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-2136",
      "url": "https://patchblox.com/security/cve/CVE-2025-2136",
      "title": "Chromium: CVE-2025-2136 Use after free in Inspector",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00334,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1916",
      "url": "https://patchblox.com/security/cve/CVE-2025-1916",
      "title": "Chromium: CVE-2025-1916 Use after free in Profiles",
      "priority": "High",
      "severity": "high",
      "cvss": 8.8,
      "epss": 0.00283,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-26643",
      "url": "https://patchblox.com/security/cve/CVE-2025-26643",
      "title": "Microsoft Edge (Chromium-based) Spoofing Vulnerability",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 5.4,
      "epss": 0.00714,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1921",
      "url": "https://patchblox.com/security/cve/CVE-2025-1921",
      "title": "Chromium: CVE-2025-1921 Inappropriate Implementation in Media Stream",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 6.5,
      "epss": 0.0033,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-1923",
      "url": "https://patchblox.com/security/cve/CVE-2025-1923",
      "title": "Chromium: CVE-2025-1923 Inappropriate Implementation in Permission Prompts",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 4.3,
      "epss": 0.00208,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-10T13:56:55Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}