What’s Vulnerable › Vulnerabilities

CVE-2021-4098

• Severity: high (CVSS 7.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-11 · updated 2026-06-17
• Weakness: CWE-367

Description

Insufficient data validation in Mojo in Google Chrome prior to 96.0.4664.110 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Affected products

• Google Chrome: before 96.0.4664.110 — fixed in 96.0.4664.110

How to fix

Upgrade to a fixed version: Google Chrome 96.0.4664.110. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop_13.html
• https://crbug.com/1263457
• https://chromereleases.googleblog.com/2021/12/stable-channel-update-for-desktop_13.html
• https://crbug.com/1263457

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