A vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.0 Vector: (CVSS:3.0/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-esr | Apr 16, 2019 | Feb 28, 2019 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Feb 28, 2019 |
| Centos_linux | — | Upgrade firefoxUpgrade firefox-debuginfo | Oct 27, 2018 | Oct 23, 2018 |
| Debian | — | Upgrade firefox-esr | Oct 25, 2018 | Oct 23, 2018 |
| Freebsd | — | Upgrade libxulUpgrade linux-thunderbirdUpgrade waterfoxUpgrade linux-firefoxUpgrade thunderbirdUpgrade linux-seamonkeyUpgrade firefox-esrUpgrade firefoxUpgrade seamonkey | Oct 24, 2018 | Oct 23, 2018 |
| Gentoo Linux | — | Upgrade www-client/firefox-bin.Upgrade www-client/firefox. | Nov 9, 2018 | Nov 9, 2018 |
| Huawei Euleros 2_0_sp2 | — | Upgrade firefox | Oct 4, 2019 | Feb 28, 2019 |
| Huawei Euleros 2_0_sp3 | — | Upgrade firefox | Oct 4, 2019 | Feb 28, 2019 |
| Mfsa2018 26 | — | Upgrade to Mozilla Firefox version 63.0 | Oct 24, 2018 | Oct 23, 2018 |
| Mfsa2018 27 | — | Upgrade to Mozilla Firefox ESR version 60.3 | Oct 24, 2018 | Oct 23, 2018 |
| Oracle Solaris | — | Upgrade mail/thunderbird to version 68.6.0-11.4.21.0.1.69.0 on Solaris 11.4Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 68.6.0-11.4.21.0.1.69.0 on Solaris 11.4Upgrade web/browser/firefox to version 60.5.0-11.4.6.0.1.4.0 on Solaris 11.4Upgrade web/data/firefox-bookmarks to version 60.5.0-11.4.6.0.1.4.0 on Solaris 11.4 | Feb 20, 2019 | Feb 20, 2019 |
| Oracle_linux | — | Upgrade firefox | Nov 2, 2018 | Oct 23, 2018 |
| Redhat_linux | — | Upgrade firefox-debuginfoUpgrade firefox | Oct 25, 2018 | Oct 24, 2018 |
| Suse | — | Upgrade mozillafirefox-branding-upstreamUpgrade mozillafirefox-translations-otherUpgrade mozillafirefox-buildsymbolsUpgrade mozillafirefoxUpgrade mozillafirefox-develUpgrade mozillafirefox-translations-common | Oct 26, 2018 | Oct 23, 2018 |
| Ubuntu | — | Upgrade firefox | Nov 7, 2018 | Oct 23, 2018 |
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