Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-43533

When parsing internationalized domain names, high bits of the characters in the URLs were sometimes stripped, resulting in inconsistencies that could lead to user confusion or attacks such as phishing. This vulnerability affects Firefox < 94.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 51.4%
CVSS Severity
CVSS v3 Score 4.3
CVSS v2 Score 4.3
Products affected by CVE-2021-43533


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