cve.bz

CVE-2021-21111

9.6 criticalEPSS 1.1%

Critical (9.6). EPSS 1.1% chance of exploitation in the next 30 days.

Insufficient policy enforcement in WebUI in Google Chrome prior to 87.0.4280.141 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

Severity

CVSS 3.1

9.6 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)
CWE
CWE-1021
Published
Modified
Record from
the NVD, synced

Affected

References

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