CVE-2021-23996: Medium severity firefox vulnerability
Published Apr 19, 2021
·Updated
By utilizing 3D CSS in conjunction with Javascript, content could have been rendered outside the webpage's viewport, resulting in a spoofing attack that could have been used for phishing or other attacks on a user.
Affected Software
2 affected componentsFixes available
Mozilla Firefox<88
88
Mozilla Firefox<88.0
Event History
Apr 19, 2021
CVE Published
12:00 AM
Jun 24, 2021
CVE Published
via MITRE·01:25 PM
Data Sourced
via MITRE·01:25 PM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
1
What is the severity of CVE-2021-23996?
The severity of CVE-2021-23996 is considered medium due to the potential for spoofing attacks.
2
How do I fix CVE-2021-23996?
To fix CVE-2021-23996, update your Mozilla Firefox browser to version 89 or later.
3
Who is affected by CVE-2021-23996?
CVE-2021-23996 affects users of Mozilla Firefox versions prior to 89.
4
What types of attacks can CVE-2021-23996 enable?
CVE-2021-23996 can enable spoofing attacks that may be used for phishing or other malicious activities.
5
Can CVE-2021-23996 be exploited remotely?
Yes, CVE-2021-23996 can be exploited remotely if users visit a specially crafted webpage.