CVE-2021-21126

EPSS 8.7%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 8.7%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

09 Feb 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Insufficient policy enforcement in extensions in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass site isolation via a crafted Chrome Extension.

Affected products

Google · Chrome

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References

https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html https://crbug.com/1108126 https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21126