An attacker could exploit some of these vulnerabilities to take control of an affected system.
MOZILLA THUNDERBIRD REVIEW 2018 UPDATE
Mozilla has released a security update to address multiple vulnerabilities in Thunderbird. CISA encourages users and administrators to review the following Mozilla Security Advisories and apply the necessary updates. Mozilla has released security updates to address vulnerabilities in Firefox, Firefox ESR, and Thunderbird. CISA encourages users and administrators to review the Mozilla Security Advisories and apply the necessary updates. CISA encourages users and administrators to review the Mozilla Security Advisories for Firefox 81 and Firefox ESR 78.3 and apply the necessary updates. Mozilla has released security updates to address vulnerabilities in Firefox and Firefox ESR. CISA) encourages users and administrators to review the Mozilla Security Advisories for Firefox 82, Firefox ESR 78.4, and Thunderbird 78.4 and apply the necessary updates.