A potentially exploitable type confusion could be triggered when looking up a property name on an object being used as the with environment. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, Firefox ESR < 115.15, Thunderbird < 128.2, and Thunderbird < 115.15.
| Software | From | Fixed in |
|---|---|---|
| mozilla / firefox_esr | 128.0 | 128.2 |
| mozilla / firefox_esr | - | 115.15 |
| mozilla / firefox | - | 130.0 |