CVE-2023-3729

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-08-01 · updated 2026-06-17
Weakness: CWE-416

Description

Use after free in Splitscreen in Google Chrome on ChromeOS prior to 115.0.5790.131 allowed a remote attacker who convinced a user to engage in specific UI interactions to potentially exploit heap corruption via crafted UI interactions. (Chromium security severity: High)

Affected products

Google Chrome: before 115.0.5790.98 — fixed in 115.0.5790.98

How to fix

Upgrade to a fixed version: Google Chrome 115.0.5790.98. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2023/07/stable-channel-update-for-chromeos.html
https://crbug.com/1451803
https://chromereleases.googleblog.com/2023/07/stable-channel-update-for-chromeos.html
https://crbug.com/1451803

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