Further techniques that built on the slipstream research combined with a malicious webpage could have exposed both an internal network's hosts as well as services running on the user's local machine. This vulnerability affects Firefox < 85.
CVSS Details
- CVSS 3.1 Base Score: 7.4
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade firefoxUpgrade thunderbird | May 4, 2022 | Feb 26, 2021 |
| Alpine Linux | — | Upgrade firefox-esrUpgrade librewolfUpgrade thunderbirdUpgrade firefox | Aug 22, 2024 | Feb 26, 2021 |
| Amazon Linux Ami 2 | — | Upgrade thunderbirdUpgrade thunderbird-debuginfo | May 26, 2021 | Feb 26, 2021 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Feb 26, 2021 |
| Centos_linux | — | Upgrade firefox-debugsourceUpgrade firefox-debuginfoUpgrade thunderbird-debuginfoUpgrade firefoxUpgrade thunderbirdUpgrade thunderbird-debugsource | Jun 1, 2021 | Feb 26, 2021 |
| Debian | — | Upgrade firefox-esrUpgrade thunderbird | Apr 23, 2021 | Feb 26, 2021 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird.Upgrade www-client/firefox-bin.Upgrade www-client/firefox.Upgrade mail-client/thunderbird-bin. | Feb 1, 2021 | Feb 1, 2021 |
| Mfsa2021 03 | — | Upgrade to Mozilla Firefox version 85.0 | Jan 27, 2021 | Jan 26, 2021 |
| Mfsa2021 15 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 78.10 | Apr 20, 2021 | Feb 26, 2021 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 78.10Upgrade to the latest version of Mozilla Thunderbird | Apr 20, 2021 | Feb 26, 2021 |
| Oracle Solaris | — | Upgrade mail/thunderbird to version 78.10.0-11.4.34.0.1.94.3 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 78.10.0-11.4.34.0.1.94.3 on Solaris 11.4Upgrade web/browser/firefox to version 78.10.0-11.4.34.0.1.94.3 on Solaris 11.4 | Jun 16, 2021 | Feb 26, 2021 |
| Oracle_linux | — | Upgrade firefoxUpgrade thunderbird | Apr 27, 2021 | Apr 19, 2021 |
| Redhat_linux | — | Upgrade thunderbirdUpgrade thunderbird-debugsourceUpgrade firefox-debuginfoNo solution existsUpgrade thunderbird-debuginfoUpgrade firefoxUpgrade firefox-debugsource | Apr 27, 2021 | Feb 26, 2021 |
| Suse | — | Upgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefoxUpgrade MozillaFirefox-translations-otherUpgrade mozillafirefox-branding-upstreamUpgrade mozillafirefox-buildsymbolsUpgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-develUpgrade MozillaThunderbird | Apr 27, 2021 | Feb 1, 2021 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Feb 2, 2021 | Feb 1, 2021 |
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