CVE-2026-7954: Race in Shared Storage

Published Mar 26, 2026
·
Updated

Chromium: CVE-2026-7954 Race in Shared Storage

Other sources

Race in Shared Storage in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

— 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

8 affected componentsFixes available
Google Chrome<148.0.7778.96
Google Chrome<148.0.7778.96
148.0.7778.96
All of the following
Google Chrome<148.0.7778.96
Any of the following
Apple macOS
Linux Linux kernel
Microsoft Windows
Microsoft Edge (Chromium-based)
Patch available
Microsoft Edge<148.0.3967.54

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 148.0.7778.96
  2. Upgrade

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

    Fixed in 148.0.7778.96

Event History

Mar 26, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
May 6, 2026
CVE Published
via MITRE·06:12 PM
Data Sourced
via MITRE·06:12 PM
DescriptionWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software
May 7, 2026
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
DescriptionAffected Software
May 29, 58331
Event
via FIRST·11:20 PM

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-2026-7954?

The severity of CVE-2026-7954 is rated as low with a CVSS score of 3.1.

2

How do I fix CVE-2026-7954?

To fix CVE-2026-7954, update Google Chrome or Microsoft Edge to version 148.0.7778.96 or later.

3

What type of vulnerability is CVE-2026-7954?

CVE-2026-7954 is a race condition vulnerability that can potentially leak cross-origin data.

4

Which browsers are affected by CVE-2026-7954?

CVE-2026-7954 affects Google Chrome and Microsoft Edge (Chromium-based and Microsoft versions).

5

What can be exploited in CVE-2026-7954?

CVE-2026-7954 can be exploited by a remote attacker to leak cross-origin data via a crafted HTML page.

Company

Resources

Contact

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