cve/2020/CVE-2020-12412.md

### [CVE-2020-12412](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12412)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2070%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Address%20bar%20spoof%20using%20history%20navigation%20and%20blocked%20ports&color=brighgreen)

### Description

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.

### POC

#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1528587
- https://bugzilla.mozilla.org/show_bug.cgi?id=1528587

#### Github
No PoCs found on GitHub currently.