| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 79.0 | 79.0 |
| firefox esr | < 78.1 | 78.1 |
| thunderbird | < 78.1 | 78.1 |
Firefox could be made to load attacker-supplied DLL files from the installation directory. This required an attacker that is already capable of placing files in the installation directory. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
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