By navigating a tab using the history API, an attacker could cause the address bar to display the incorrect domain (with the https:// scheme, a blocked port number such as '1', and without a lock icon) while controlling the page contents. This vulnerability affects Firefox < 70.

Related CVEs

CVE-2020-12412

Key Information

GHSA ID

GHSA-x2m9-q3vv-hr85

Published

May 24, 2022 5:22 PM

Last Modified

May 24, 2022 5:22 PM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: September 13, 2025 6:30 AM

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