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CVE-2026-12029 Google CVE debrief

CVE-2026-12029 is a high-severity vulnerability in Google Chrome on Windows, allowing a remote attacker to potentially perform a sandbox escape via a crafted HTML page. The vulnerability is caused by a use-after-free issue in the Video component. Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code in the context of the sandbox.

Vendor
Google
Product
Chrome
CVSS
HIGH 8.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-11
Original CVE updated
2026-06-12
Advisory published
2026-06-11
Advisory updated
2026-06-12

Who should care

Users of Google Chrome on Windows, particularly those who may be targeted by remote attackers, should be aware of this vulnerability and take steps to mitigate it.

Technical summary

The vulnerability is caused by a use-after-free issue in the Video component of Google Chrome on Windows. This could allow a remote attacker who has compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Defensive priority

High

Recommended defensive actions

  • Update Google Chrome to version 149.0.7827.115 or later.
  • Use a web browser other than Google Chrome until an update is available.
  • Be cautious when opening HTML pages from untrusted sources.

Evidence notes

Evidence for this CVE comes from the official CVE record and the National Vulnerability Database (NVD).

Official resources

CVE-2026-12029 was published on 2026-06-11T22:16:55.460Z and modified on 2026-06-12T18:05:55.047Z.