Related Vulnerabilities: CVE-2020-26963  

A denial of service issue has been found in Firefox before 83.0, where repeated calls to the history and location interfaces could have been used to hang the browser. This was addressed by introducing rate-limiting to these API calls.

Severity Low

Remote Yes

Type Denial of service

Description

A denial of service issue has been found in Firefox before 83.0, where repeated calls to the history and location interfaces could have been used to hang the browser. This was addressed by introducing rate-limiting to these API calls.

AVG-1279 firefox 82.0.3-1 83.0-1 Critical Fixed

https://www.mozilla.org/en-US/security/advisories/mfsa2020-50/#CVE-2020-26963
https://bugzilla.mozilla.org/show_bug.cgi?id=1314912