CVE Vulnerability Advisory Database
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2020-04-24
Mozilla Firefox and Thunderbird nsDocShell Use-After-Free Remote Code Execution Vulnerability (CVE-2020-6819)
[Affected Scope] Firefox < 74.0.1, Firefox ESR < 68.6.1, and Thunderbird < 68.7.0
[Impact] A race condition leading to a Use-After-Free (UAF) allows remote attackers to execute arbitrary code or cause a Denial of Service (DoS) via targeted web-based exploits
[Mitigation] Immediately update all affected Mozilla browser and mail client installations to the latest patched versions