9.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
9.1 High
AI Score
Confidence
High
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
0.756 High
EPSS
Percentile
98.1%
04/22/2021
Warning
Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service.
Public exploits exist for this vulnerability.
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-2021-21225
CVE-2021-21222
CVE-2021-21223
CVE-2021-21224
CVE-2021-21226
ACE
CVE-2021-212269.6Critical
CVE-2021-212239.6Critical
CVE-2021-212258.8Critical
CVE-2021-212226.5High
CVE-2021-212248.8Critical
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21222
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21223
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21224
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21225
api.msrc.microsoft.com/sug/v2.0/en-US/vulnerability/CVE-2021-21226
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21222
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21223
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21224
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21225
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21226
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/class/Exploit/
threats.kaspersky.com/en/product/Microsoft-Edge/
9.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
9.1 High
AI Score
Confidence
High
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
0.756 High
EPSS
Percentile
98.1%