CVE-2026-79263: Race condition in Extensions

Published Mar 28, 2026
·
Updated

Chromium: CVE-2026-79263 Race condition in Extensions

Other sources

Race condition in Extensions in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code inside the sandbox via crafted network traffic. (Chromium security severity: Low)

— NVD

This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.

— Microsoft

Credit

Google

Affected Software

5 affected componentsFixes available
Google Google Chrome<152.0.7977.65
Google Chrome<152.0.7977.64
152.0.7977.64
Microsoft Edge<152.0.4191.53
Microsoft Edge (Chromium-based)<152.0.4191.53
152.0.4191.53
Google Chrome<152.0.7977.65

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 152.0.7977.64
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 152.0.4191.53
  3. Upgrade

    Upgrade Chromium/Google Chrome (Chromium-based Edge) to a version that resolves this vulnerability.

    Fixed in 152.0.7977.65

Event History

Mar 28, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Aug 25, 2026
CVE Published
via MITRE·08:10 PM
Data Sourced
via MITRE·08:10 PM
DescriptionWeakness
Data Sourced
via NVD·09:18 PM
DescriptionSeverityWeaknessAffected Software
Aug 28, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

Which Chrome versions are affected?

Google Chrome versions prior to 152.0.7977.65 are affected. Updating to 152.0.7977.65 or later addresses the issue.

2

What does an attacker need to exploit this vulnerability?

The attacker must be able to deliver crafted network traffic to the vulnerable Chrome instance. Successful exploitation allows arbitrary code execution inside Chrome's sandbox.

3

Does successful exploitation escape the Chrome sandbox?

The available information states that arbitrary code execution occurs inside the sandbox. It does not indicate that this issue alone enables a sandbox escape.

Company

Resources

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