SVG's <code><use></code> element could have been used to load unexpected content that could have executed script in certain circumstances. While the specification seems to allow this, other browsers do not, and web developers relied on this property for script security so gecko's implementation was aligned with theirs. This vulnerability affects Firefox < 99.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-firefoxalpine-linux-upgrade-librewolf | Aug 22, 2024 | Dec 22, 2022 | |
| Arch Linux | arch-linux-upgrade-latest | Jul 11, 2025 | Dec 22, 2022 | |
| Gentoo Linux | gentoo-linux-upgrade-www-client-firefoxgentoo-linux-upgrade-www-client-firefox-bin | Aug 11, 2022 | Aug 10, 2022 | |
| Mfsa2022 13 | mozilla-firefox-upgrade-99_0 | Apr 6, 2022 | Apr 5, 2022 | |
| Ubuntu | ubuntu-upgrade-firefox | Apr 8, 2022 | Apr 7, 2022 |
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