When pasting a <style> tag from the clipboard into a rich text editor, the CSS sanitizer incorrectly rewrites a @namespace rule. This could allow for injection into certain types of websites resulting in data exfiltration. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.
CVSS Details
- CVSS 3.1 Base Score: 6.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade librewolfUpgrade firefoxUpgrade firefox-esr | Jun 11, 2020 | Jan 8, 2020 |
| Amazon Linux Ami 2 | — | Upgrade thunderbird-debuginfoUpgrade thunderbird | Apr 27, 2020 | Jan 8, 2020 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 8, 2020 |
| Centos_linux | — | Upgrade firefoxUpgrade firefox-debugsourceUpgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade thunderbird-debugsourceUpgrade thunderbird | Jan 14, 2020 | Jan 8, 2020 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Jan 13, 2020 | Jan 8, 2020 |
| Gentoo Linux | — | Upgrade www-client/firefox.Upgrade www-client/firefox-bin. | Mar 13, 2020 | Jan 8, 2020 |
| Mfsa2020 01 | — | Upgrade to Mozilla Firefox version 72.0 | Jan 8, 2020 | Jan 7, 2020 |
| Mfsa2020 02 | — | Upgrade to Mozilla Firefox ESR version 68.4 | Jan 8, 2020 | Jan 7, 2020 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 68.4.1 | Jan 13, 2020 | Jan 8, 2020 |
| Oracle Solaris | — | Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 68.4.1-11.4.18.0.1.3.0 on Solaris 11.4Upgrade mail/thunderbird to version 68.4.1-11.4.18.0.1.3.0 on Solaris 11.4Upgrade web/browser/firefox to version 68.4.1-11.4.18.0.1.3.0 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 68.4.1-11.4.18.0.1.3.0 on Solaris 11.4 | Jan 19, 2021 | Jan 8, 2020 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Jan 19, 2020 | Jan 7, 2020 |
| Redhat_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debugsourceUpgrade thunderbird-debuginfoUpgrade firefox-debuginfoNo solution existsUpgrade firefox-debugsource | Jan 14, 2020 | Jan 8, 2020 |
| Suse | — | Upgrade mozillafirefox-translations-commonUpgrade mozillafirefox-develUpgrade mozillathunderbirdUpgrade mozillafirefox-translations-otherUpgrade mozillathunderbird-translations-commonUpgrade mozillafirefox-branding-upstreamUpgrade mozillafirefoxUpgrade mozillathunderbird-translations-otherUpgrade mozillafirefox-buildsymbols | Jan 11, 2020 | Jan 8, 2020 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Jan 10, 2020 | Jan 8, 2020 |
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