8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.5 High
AI Score
Confidence
Low
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.016 Low
EPSS
Percentile
87.0%
04/29/2021
Warning
Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, spoof user interface.
Microsoft Edge (Chromium-based)
Install necessary updates from the Settings and more menu, that are listed in your About Microsoft Edge page (Microsoft Edge About page usually can be accessed from the Help and feedback option)
Microsoft Edge update settings
CVE-2021-21231
CVE-2021-21230
CVE-2021-21232
CVE-2021-21229
CVE-2021-21227
CVE-2021-21233
CVE-2021-21228
DoS
CVE-2021-212278.8Critical
CVE-2021-212284.3Warning
CVE-2021-212328.8Critical
CVE-2021-212308.8Critical
CVE-2021-212338.8Critical
CVE-2021-212318.8Critical
CVE-2021-212296.5High
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21227
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21228
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21229
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21230
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21231
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21232
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21233
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21227
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21228
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21229
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21230
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21231
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21232
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21233
portal.msrc.microsoft.com/en-us/security-guidance
statistics.securelist.com/vulnerability-scan/month
support.microsoft.com/en-us/topic/microsoft-edge-update-settings-af8aaca2-1b69-4870-94fe-18822dbb7ef1
threats.kaspersky.com/en/product/Microsoft-Edge/
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.5 High
AI Score
Confidence
Low
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.016 Low
EPSS
Percentile
87.0%