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9.6

CVE-2026-87558: Chrome on Mac can run malicious code from web page

CVE-2026-87558 · published 1 month ago
Summary

Google Chrome (and Chromium on Debian) versions before 153.0.8010.36 on macOS have a flaw that lets a malicious website execute code on the computer, bypassing Chrome's security sandbox. This could let attackers take control of the system. Update Chrome/Chromium to the latest version to fix the issue.

What to do
  • Update google chrome to version 153.0.8010.36 or later.
Affected software
Ecosystem VendorProductAffected versions
– google chrome < 153.0.8010.36
Debian:12 debian chromium All versions
Original advisory text
Use after free in Payments in Google Chrome on on Mac prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security seve...
Use after free in Payments in Google Chrome on on Mac prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
9.6 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-416Use After Free
Timeline
Published9 Sep 2026
Updated14 Oct 2026
First seen9 Sep 2026
Sources
CVE-2026-87558 · MITRE
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