CVE-2025-9864: s Stable channelThe notes also did not include the following security fixes that were included in the release:

Published Sep 2, 2025
·
Updated

Chromium: CVE-2025-9864 Use after free in V8

Other sources

Rejected reason: This CVE ID was assigned in error to a vulnerability that was both introduced and fixed before the code landed in the Stable channel of Chrome, and has been withdrawn.

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

Pavel Kuzmin(Yandex Security Team)

Affected Software

4 affected componentsFixes available
Google Chrome<140.0.7339.80
Microsoft Edge (Chromium-based)
Microsoft Edge<140.0.3485.54
Google Chrome<140.0.7339.80
140.0.7339.80

Event History

Sep 2, 2025
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Sep 3, 2025
CVE Published
via MITRE·04:17 PM
Rejected
via MITRE·04:17 PM
Data Sourced
via NVD·05:15 PM
Description
Sep 5, 2025
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·07:00 AM
DescriptionAffected Software
Jan 10, 2026
Rejected
via MITRE·12:22 AM

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2025-9864?

The severity of CVE-2025-9864 is classified as High.

2

How do I fix CVE-2025-9864?

To fix CVE-2025-9864, update Google Chrome to version 140.0.7339.80 or later.

3

What is the impact of CVE-2025-9864?

CVE-2025-9864 allows a remote attacker to potentially exploit heap corruption through a crafted HTML page.

4

Which versions of Google Chrome are affected by CVE-2025-9864?

CVE-2025-9864 affects Google Chrome versions prior to 140.0.7339.80.

5

Is there a workaround for CVE-2025-9864?

There is no widely recommended workaround for CVE-2025-9864; updating to the latest version is advised.

Contact

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