Description:
Mozilla has published the advisory (MFSA2021-37) to address a vulnerability in Firefox browser. A remote attacker could entice a user running a vulnerable browser to visit a web page with specially crafted content to exploit the vulnerability.
Affected Systems:
- Firefox Windows versions prior to version 91.0.1
Impact:
Successful exploitation of the vulnerability could lead to cross-site scripting on an affected system.
Recommendation:
Mozilla has released new versions of the product to address the issues and they can be downloaded at the following URLs:
- Firefox 91.0.1 for Windows
https://www.mozilla.org/en-US/firefox/all/#product-desktop-release
Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.
More Information:
- https://www.mozilla.org/en-US/security/advisories/mfsa2021-37/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29991
