CVE-2026-10931: Use after free in FileSystem

Published Apr 10, 2026
·
Updated

Chromium: CVE-2026-10931 Use after free in FileSystem

Other sources

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

Use after free in FileSystem in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

— NVD

Credit

asjidkalam

Affected Software

4 affected componentsFixes available
Google Chrome<149.0.7827.53
149.0.7827.53
Google Chrome<149.0.7827.53
Microsoft Edge (Chromium-based)
Patch available
Microsoft Edge<149.0.4022.52

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 149.0.7827.53
  2. Upgrade

    Upgrade chromium/google chrome (Chromium-based) to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53

Event History

Apr 10, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jun 4, 2026
CVE Published
via MITRE·11:03 PM
Data Sourced
via MITRE·11:03 PM
DescriptionWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeaknessAffected Software
Jun 5, 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.

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Frequently Asked Questions

1

What is the severity of CVE-2026-10931?

CVE-2026-10931 has a critical severity rating of 9.6.

2

How do I fix CVE-2026-10931?

To fix CVE-2026-10931, update Google Chrome or Microsoft Edge to the latest version, which includes the security patch.

3

What causes CVE-2026-10931?

CVE-2026-10931 is caused by a use after free vulnerability in the FileSystem component of Google Chrome.

4

Which software is affected by CVE-2026-10931?

CVE-2026-10931 affects Google Chrome prior to version 149.0.7827.53 and Microsoft Edge (Chromium-based) versions prior to the corresponding updates.

5

Is CVE-2026-10931 being actively exploited?

As of the last update, it is not confirmed if CVE-2026-10931 is actively being exploited in the wild.

Company

Resources

Contact

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