CVE-2026-7989: Insufficient data validation in DataTransfer

Published Apr 2, 2026
·
Updated

Chromium: CVE-2026-7989 Insufficient data validation in DataTransfer

Other sources

Insufficient data validation in DataTransfer in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write 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 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 Chromium / Google Chrome to a version that resolves this vulnerability.

    Fixed in 148.0.7778.96
  3. Compensating control

    If using Microsoft Edge (Chromium-based), note that Edge ingests Chromium and addresses this vulnerability via its Chromium update cycle; ensure Edge is updated to a version that includes Chromium with the fix.

Event History

Apr 2, 2026
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
May 6, 2026
CVE Published
via MITRE·06:13 PM
Data Sourced
via MITRE·06:13 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·09:20 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-2026-7989?

CVE-2026-7989 has been classified with a high severity due to its potential for arbitrary read/write operations by an attacker.

2

How do I fix CVE-2026-7989?

To mitigate CVE-2026-7989, update Google Chrome to version 148.0.7778.96 or later.

3

Which versions of Google Chrome are affected by CVE-2026-7989?

CVE-2026-7989 affects Google Chrome versions prior to 148.0.7778.96.

4

Can CVE-2026-7989 be exploited remotely?

Yes, CVE-2026-7989 can be exploited remotely if the renderer process is compromised.

5

Are other browsers affected by CVE-2026-7989?

Currently, the vulnerability CVE-2026-7989 is specifically noted in Google Chrome and Microsoft Edge based on Chromium.

Company

Resources

Contact

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