CVE-2026-87504

Use after free in Core in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: Medium)

  • Published Sep 9, 2026
  • CVSS 9.6 critical
  • 0.4% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-87504 at the National Vulnerability Database