CVE-2026-11071: Use after free in Base

Published Apr 3, 2026
·
Updated

Chromium: CVE-2026-11071 Use after free in Base

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 Base in Google Chrome on Linux prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)

— NVD

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
Linux Linux kernel

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 Releases) to a version that resolves this vulnerability.

    Fixed in 149.0.7827.53
  3. Compensating control

    Ensure the renderer process cannot be compromised (e.g., harden/monitor renderer isolation) so a remote attacker cannot use a crafted HTML page to trigger the use-after-free and read process memory.

Event History

Apr 3, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Jun 4, 2026
CVE Published
via MITRE·11:04 PM
Data Sourced
via MITRE·11:04 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-2026-11071?

CVE-2026-11071 has a severity rating of high, with a CVSS score of 8.8.

2

How do I fix CVE-2026-11071?

To fix CVE-2026-11071, update Google Chrome and Microsoft Edge to versions that address this vulnerability.

3

What systems are affected by CVE-2026-11071?

CVE-2026-11071 affects Google Chrome on Linux prior to version 149.0.7827.53 and Microsoft Edge (Chromium-based).

4

What type of vulnerability is CVE-2026-11071?

CVE-2026-11071 is classified as a 'Use After Free' vulnerability.

5

When was CVE-2026-11071 published?

CVE-2026-11071 was published on April 3, 2026.

Company

Resources

Contact

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