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.
https://www.mozilla.org/security/advisories/mfsa2021-48/
https://bugzilla.mozilla.org/show_bug.cgi?id=1724233
Source: Mitre, NVD
Published: 2021-12-08
Updated: 2024-11-21
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS: 0.00284