Technical Severity
CRITICAL
CVSS v3.1 Metrics
9.6
/ 10
Minimal Risk
Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Exploitation Likelihood
EPSS Prediction
38.16
%
Predictive Probability
Percentile Rank
97.1
th
Documented as more likely to be exploited than 97.1% of known CVEs.
Detection Date
Nov 03, 2021
Remediation Due
Nov 17, 2021
CISA Catalog Active
Threat Analysis
Google Chromium Indexed DB API contains a use-after-free vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.
Remediation Directive
Apply updates per vendor instructions.