Inappropriate implementation in DevTools in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted Chrome Extension.
Published 2021-02-09 14:15:16
Updated 2021-03-08 18:51:54
Source Chrome
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-21132

0.26%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 63 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-21132

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
NIST
9.6
CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
2.8
6.0
NIST

CWE ids for CVE-2021-21132

  • The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-21132

Products affected by CVE-2021-21132

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