CVE-2026-8550

Description

Use after free in Google Lens in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)

CVSS Details

CVSS Score

6.5

Severity

MEDIUM

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Google Chrome < 148.0.7778.168

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!--
PoC for CVE-2026-8550 (Conceptual)
This demonstrates triggering the Google Lens feature context which may lead to UAF.
Note: Actual exploitation requires specific heap grooming and renderer compromise.
-->
<!DOCTYPE html>
<html>
<head>
    <title>CVE-2026-8550 PoC</title>
</head>
<body>
    <h1>Google Lens UAF Test</h1>
    <p>Attempting to trigger the vulnerability context...</p>
    <script>
        // Attempt to invoke context related to Google Lens/Image processing
        // This is a placeholder for the actual trigger logic.
        function trigger_vuln() {
            // Simulate object allocation and free pattern
            let obj = document.createElement('img');
            obj.src = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M9QDwADhgGAWjR9awAAAABJRU5ErkJggg==';
            document.body.appendChild(obj);
            
            // Manipulating object to mimic UAF conditions
            // In a real scenario, this interacts with the specific Lens API
            console.log('Object created');
            
            // Remove element to trigger free (simulated)
            setTimeout(() => {
                document.body.removeChild(obj);
                // Accessing freed memory (simulated)
                console.log('Attempting access...');
            }, 100);
        }
        
        trigger_vuln();
    </script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-8550
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-8550
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-8550/
[4] VulDB https://vuldb.com/cve/CVE-2026-8550
[5] https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html
[6] https://issues.chromium.org/issues/498322453

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-8550", "sourceIdentifier": "[email protected]", "published": "2026-05-14T20:17:15.917", "lastModified": "2026-05-14T22:16:48.840", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Use after free in Google Lens in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: High)"}], "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:H/I:N/A:N", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-416"}]}], "references": [{"url": "https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html", "source": "[email protected]"}, {"url": "https://issues.chromium.org/issues/498322453", "source": "[email protected]"}]}}