When delegating navigations to the operating system, Firefox would accept the `mk` scheme which might allow attackers to launch pages and execute scripts in Internet Explorer in unprivileged mode. *This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 92, Thunderbird < 91.1, Thunderbird < 78.14, Firefox ESR < 78.14, and Firefox ESR < 91.1.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade firefox-esrUpgrade librewolfUpgrade thunderbirdUpgrade firefox | Aug 22, 2024 | Nov 3, 2021 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird.Upgrade mail-client/thunderbird-bin. | Aug 11, 2022 | Nov 3, 2021 |
| Mfsa2021 38 | — | Upgrade to Mozilla Firefox version 92.0Upgrade to the latest version of Mozilla Firefox | Sep 8, 2021 | Sep 7, 2021 |
| Mfsa2021 39 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 78.14 | Sep 8, 2021 | Sep 7, 2021 |
| Mfsa2021 40 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 91.1 | Sep 8, 2021 | Sep 7, 2021 |
| Mfsa2021 41 | — | Upgrade to Mozilla Firefox ESR version 91.1 | Sep 8, 2021 | Sep 7, 2021 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 78.14Upgrade to the latest version of Mozilla Thunderbird | Sep 8, 2021 | Sep 7, 2021 |
| Oracle Solaris | — | Upgrade web/browser/firefox to version 78.14.0-11.4.38.0.1.101.3 on Solaris 11.4Upgrade mail/thunderbird to version 78.14.0-11.4.38.0.1.101.3 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 78.14.0-11.4.38.0.1.101.3 on Solaris 11.4 | Nov 17, 2021 | Nov 17, 2021 |
| Suse | — | Upgrade mozillafirefox-branding-sleUpgrade rust-cbindgenUpgrade MozillaFirefoxUpgrade mozillafirefox-branding-upstreamUpgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-branding-SLEDUpgrade MozillaThunderbird-translations-commonUpgrade MozillaFirefox-translations-otherUpgrade MozillaThunderbird | Sep 23, 2021 | Sep 22, 2021 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub