What’s Vulnerable › Vulnerabilities

CVE-2020-16021

• Severity: high (CVSS 7.5 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: 2021-01-08 · updated 2026-06-17
• Weakness: CWE-362

Description

Race in image burner in Google Chrome on ChromeOS prior to 87.0.4280.66 allowed a remote attacker who had compromised the browser process to perform OS-level privilege escalation via a malicious file.

Affected products

• Google Chrome: before 87.0.4280.66 — fixed in 87.0.4280.66

How to fix

Upgrade to a fixed version: Google Chrome 87.0.4280.66. Check the vendor advisory for mitigations.

References

• https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_17.html
• https://crbug.com/1139414
• https://chromereleases.googleblog.com/2020/11/stable-channel-update-for-desktop_17.html
• https://crbug.com/1139414

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