Mozilla Thunderbird and 4 others: External Control of File Name or Path
CVE-2022-31739 is fixed in 3 products on 1 platform, first by Mozilla Firefox (en-US) 101.0, released May 31, 2022. It is not reported as exploited. Patch Radar priority: High.
When downloading files on Windows, the % character was not escaped, which could have lead to a download incorrectly being saved to attacker-influenced paths that used variables such as %HOMEPATH% or %APPDATA%.<br>*This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Mozilla Firefox (en-US) | 101.0 | Mozilla Firefox (en-US) 101.0 | May 31, 2022 |
| Mozilla Firefox ESR (en-US) | 102.0 | Mozilla Firefox ESR (en-US) 102.0 | Jun 23, 2022 |
| Mozilla Thunderbird (en-US) | 102.0 | Mozilla Thunderbird (en-US) 102.0 | Jun 29, 2022 |
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