Описание
The DOMParser API did not properly process '<noscript>' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| firefox | fixed | 86.0-1 | package |
Примечания
https://www.mozilla.org/en-US/security/advisories/mfsa2021-07/#CVE-2021-23974
EPSS
Связанные уязвимости
The DOMParser API did not properly process '<noscript>' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.
The DOMParser API did not properly process '<noscript>' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.
The DOMParser API did not properly process '<noscript>' elements for escaping. This could be used as an mXSS vector to bypass an HTML Sanitizer. This vulnerability affects Firefox < 86.
ALT-PU-2021-1428: package `firefox` update to version 86.0-alt1
ALT-PU-2021-2725: package `firefox-esr` update to version 91.0.1-alt1
EPSS