CVE-2026-5886: Out of bounds read in WebAudio

Published Feb 18, 2026
·
Updated

Chromium: CVE-2026-5886 Out of bounds read in WebAudio

Other sources

Out of bounds read in WebAudio in Google Chrome on Mac prior to 147.0.7727.55 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Medium)

MITRE

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

c6eed09fc8b174b0f3eebedcceb1e792

Affected Software

5 affected componentsFixes available
Google Chrome<147.0.7727.55
147.0.7727.55
Microsoft Edge (Chromium-based)
Microsoft Edge<147.0.3912.60
All of the following
Google Chrome<147.0.7727.55
Apple macOS

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 147.0.7727.55
  2. Upgrade

    Upgrade Chromium/Google Chrome (WebAudio) to a version that resolves this vulnerability.

    Fixed in 147.0.7727.55

Event History

Feb 18, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Apr 8, 2026
CVE Published
via MITRE·09:20 PM
Data Sourced
via MITRE·09:20 PM
DescriptionWeakness
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 11, 2026
Data Sourced
via Microsoft·12:31 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·12:31 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-5886?

CVE-2026-5886 has been classified as a moderate severity vulnerability.

2

How do I fix CVE-2026-5886?

To fix CVE-2026-5886, update Google Chrome to version 147.0.7727.55 or later.

3

Which versions of Google Chrome are affected by CVE-2026-5886?

CVE-2026-5886 affects Google Chrome versions prior to 147.0.7727.55 on Mac.

4

Can CVE-2026-5886 lead to data leaks?

Yes, CVE-2026-5886 can allow remote attackers to obtain potentially sensitive information from process memory.

5

Is there a workaround for CVE-2026-5886 until I update?

There are no specific workarounds recommended for CVE-2026-5886 other than applying the update.

Contact

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