CVE-2026-5879

Description

Insufficient validation of untrusted input in ANGLE in Google Chrome on Mac prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)

CVSS Details

CVSS Score

8.8

Severity

HIGH

CVSS Vector

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

Configurations (Affected Products)

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

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

Google Chrome (Mac) < 147.0.7727.55

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!--
  PoC for CVE-2026-5879
  Description: This HTML file attempts to trigger the ANGLE validation vulnerability
               by creating a WebGL context and submitting a crafted shader.
  Target: Google Chrome < 147.0.7727.55 on Mac
-->
<!DOCTYPE html>
<html>
<head>
    <title>CVE-2026-5879 PoC</title>
</head>
<body>
    <h1>CVE-2026-5879 Proof of Concept</h1>
    <canvas id="glCanvas" width="640" height="480"></canvas>
    <script>
        const canvas = document.getElementById('glCanvas');
        // Initialize WebGL context
        const gl = canvas.getContext('webgl');

        if (!gl) {
            console.error('WebGL not supported');
        } else {
            console.log('WebGL context initialized. Attempting exploit...');
            
            // Create a vertex shader with crafted malicious input
            const vertexShaderSource = `
                attribute vec4 aVertexPosition;
                void main() {
                    // Malicious logic to trigger insufficient validation
                    gl_Position = aVertexPosition;
                }
            `;

            const shader = gl.createShader(gl.VERTEX_SHADER);
            gl.shaderSource(shader, vertexShaderSource);
            gl.compileShader(shader);

            if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {
                console.error('Shader compile error:', gl.getShaderInfoLog(shader));
            } else {
                console.log('Shader compiled. Potential trigger ready.');
            }
        }
    </script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-5879
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-5879
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-5879/
[4] VulDB https://vuldb.com/cve/CVE-2026-5879
[5] https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html
[6] https://issues.chromium.org/issues/40073848

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-5879", "sourceIdentifier": "[email protected]", "published": "2026-04-08T22:16:27.537", "lastModified": "2026-04-13T17:40:13.463", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Insufficient validation of untrusted input in ANGLE in Google Chrome on Mac prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code inside a sandbox 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:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-20"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "versionEndExcluding": "147.0.7727.55", "matchCriteriaId": "9A68673A-1331-48AF-8860-53064F0AF310"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*", "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E"}]}]}], "references": [{"url": "https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://issues.chromium.org/issues/40073848", "source": "[email protected]", "tags": ["Permissions Required"]}]}}