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
9.9 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
0.97 High
EPSS
Percentile
99.7%
04/20/2021
High
Multiple vulnerabilities were found in Opera. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service, bypass security restrictions.
Public exploits exist for this vulnerability.
Opera earlier than 75.0.3969.218
Update to the latest version
Download Opera
Changelog for Opera 75
Stable Channel Update for Desktop
ACE
CVE-2021-212068.8Critical
CVE-2021-212208.8Critical
blogs.opera.com/desktop/changelog-for-75/#b3969.218
chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop.html
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21206
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21220
statistics.securelist.com/vulnerability-scan/month
threats.kaspersky.com/en/class/Exploit/
threats.kaspersky.com/en/product/Opera/
www.opera.com
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
9.9 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
0.97 High
EPSS
Percentile
99.7%