Firefox could be made to crash or run programs as your login if it
opened a malicious website.
- firefox: Mozilla Open Source web browser
Multiple security issues were discovered in Firefox. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, bypass security
restrictions, bypass same-origin restrictions, conduct cross-site
scripting (XSS) attacks, bypass content security policy (CSP)
protections, or execute arbitrary code.
The problem can be corrected by updating your system to the following