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CVE-2026-6296

Critical Vulnerability: CVE-2026-6296

Heap buffer overflow in ANGLE in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

Wednesday, April 15, 2026Vulnios Threat Intelligence
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Executive Summary

Heap buffer overflow in ANGLE in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)

Why It Matters

CVE-2026-6296 is rated CRITICAL severity, requiring immediate attention from security teams.

CVSS Base Score: 9.6/10

🛡️What Defenders Should Check

  • Check if you are affected — Review your asset inventory for products listed in CVE-2026-6296.
  • Apply available patches — Visit vendor advisories for the latest security updates.
  • Monitor for exploitation — Check your SIEM/IDS logs for related indicators.

    • Use Vulnios to continuously monitor your exposure to CVE-2026-6296 and similar vulnerabilities.

    References & Sources

  • https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html
  • https://issues.chromium.org/issues/490170083

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    Sources

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