Описание
Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| firefox | fixed | 140.0-1 | package | |
| firefox-esr | fixed | 128.12.0esr-1 | package | |
| thunderbird | fixed | 1:128.12.0esr-1 | package |
Примечания
https://www.mozilla.org/en-US/security/advisories/mfsa2025-51/#CVE-2025-6429
https://www.mozilla.org/en-US/security/advisories/mfsa2025-53/#CVE-2025-6429
https://www.mozilla.org/en-US/security/advisories/mfsa2025-54/#CVE-2025-6429
Связанные уязвимости
Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability affects Firefox < 140 and Firefox ESR < 128.12.
Уязвимость браузеров Mozilla Firefox, Firefox ESR, связанная с неправильным кодированием или экранированием выходных данных, позволяющая нарушителю обойти существующие ограничения безопасности и перенаправить пользователя на другой веб-сайт