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CVE-2026-11657 Google CVE debrief

A high-severity vulnerability, CVE-2026-11657, was discovered in Google Chrome on Mac. This use after free vulnerability in Payments allowed a remote attacker to execute arbitrary code via a crafted HTML page.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-09
Original CVE updated
2026-06-09
Advisory published
2026-06-09
Advisory updated
2026-06-09

Who should care

Users of Google Chrome on Mac, particularly those who interact with payment functionality, should be aware of this vulnerability.

Technical summary

The vulnerability, with a CVSS score of 8.8, was caused by a use after free issue in the Payments component of Google Chrome on Mac. Successful exploitation could allow a remote attacker to execute arbitrary code.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.103 or later.
  • Avoid interacting with suspicious or untrusted HTML pages.

Evidence notes

Evidence from the NVD and Chromium security team confirms the vulnerability and its severity.

Official resources

CVE-2026-11657 was published on 2026-06-09T00:16:48.700Z and modified on 2026-06-09T14:58:16.083Z.