CVE-2026-11115: Use after free in Updater

Published Apr 10, 2026
·
Updated

Chromium: CVE-2026-11115 Use after free in Updater

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 Updater in Google Chrome on Windows prior to 149.0.7827.53 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)

— MITRE

Credit

Google

Affected Software

5 affected componentsFixes available
Google Chrome<149.0.7827.53
149.0.7827.53
Microsoft Edge (Chromium-based)
Patch available
Microsoft Edge<149.0.4022.52
All of the following
Google Chrome<149.0.7827.53
Microsoft Windows

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-based browsers (Google Chrome / Microsoft Edge) - Updater component 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·11:05 PM
Data Sourced
via MITRE·11:05 PM
DescriptionWeakness
Data Sourced
via NVD·11:17 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-2026-11115?

CVE-2026-11115 has a severity rating of high, with a CVSS score of 7.3.

2

How do I fix CVE-2026-11115?

To fix CVE-2026-11115, update Google Chrome or Microsoft Edge to the latest version as provided in the official release notes.

3

What kind of vulnerability is CVE-2026-11115?

CVE-2026-11115 is categorized as a 'Use After Free' vulnerability which can lead to security risks.

4

Which software is affected by CVE-2026-11115?

CVE-2026-11115 affects Google Chrome on Windows and Microsoft Edge, both of which are based on the Chromium platform.

5

When was CVE-2026-11115 published?

CVE-2026-11115 was published on April 10, 2026.

Company

Resources

Contact

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