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GHSA-v2fg-9ph4-5293

GitHub Security Advisory

⚠ Unreviewed MODERATE Has CVE

Advisory Details

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.

Related CVEs

Key Information

GHSA ID
GHSA-v2fg-9ph4-5293
Published
December 9, 2021 12:00 AM
Last Modified
December 11, 2021 12:01 AM
CVSS Score
5.0 /10
Primary Ecosystem
Unknown
Primary Package
Unknown
GitHub Reviewed
✗ No

Dataset

Last updated: September 15, 2025 6:32 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.