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CVE-2023-28163

Description

When downloading files through the Save As dialog on Windows with suggested filenames containing environment variable names, Windows would have resolved those in the context of the current user.
*This bug only affects Firefox on Windows. Other versions of Firefox are unaffected.*. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.

POC

Reference

- https://bugzilla.mozilla.org/show_bug.cgi?id=1817768

Github

No PoCs found on GitHub currently.