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The JSON viewer in the Developer Tools uses insecure methods to create a communication channel for copying and viewing JSON or HTTP headers data, allowing for potential privilege escalation. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade firefox-esr | Jun 11, 2018 | Jun 11, 2018 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 11, 2018 |
| Centos_linux | — | Upgrade firefoxUpgrade thunderbirdUpgrade firefox-debuginfoUpgrade thunderbird-debuginfo | Jan 27, 2017 | Jan 24, 2017 |
| Debian | — | Upgrade icedoveUpgrade firefox-esr | Jan 27, 2017 | Jan 24, 2017 |
| Freebsd | — | Upgrade seamonkeyUpgrade firefox-esrUpgrade firefoxUpgrade linux-firefoxUpgrade linux-seamonkeyUpgrade thunderbirdUpgrade linux-thunderbirdUpgrade libxul | Jan 25, 2017 | Jan 24, 2017 |
| Gentoo Linux | — | Upgrade www-client/firefox.Upgrade mail-client/thunderbird.Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox-bin. | Oct 30, 2017 | Feb 20, 2017 |
| Huawei Euleros 2_0_sp1 | — | Upgrade firefox | Oct 4, 2019 | Jun 11, 2018 |
| Huawei Euleros 2_0_sp2 | — | Upgrade firefox | Oct 4, 2019 | Jun 11, 2018 |
| Mfsa2017 01 | — | Upgrade to Mozilla Firefox version 51.0Upgrade to the latest version of Mozilla Firefox | Jul 12, 2018 | Jun 11, 2018 |
| Mfsa2017 02 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox ESR version 45.7 | Jan 25, 2017 | Jan 24, 2017 |
| Mozilla Thunderbird | — | Upgrade to Mozilla Thunderbird version 45.7Upgrade to the latest version of Mozilla Thunderbird | Jan 27, 2017 | Jan 26, 2017 |
| Oracle Solaris | — | Upgrade mail/thunderbird to version 45.7.1-0.175.3.18.0.3.0 on Solaris 11.3Upgrade mail/thunderbird/plugin/thunderbird-lightning to version 45.7.1-0.175.3.18.0.3.0 on Solaris 11.3Upgrade web/browser/firefox/plugin/firefox-java to version 45.7.0-0.175.3.17.0.4.0 on Solaris 11.3Upgrade web/browser/firefox to version 45.7.0-0.175.3.17.0.4.0 on Solaris 11.3Upgrade web/data/firefox-bookmarks to version 45.7.0-0.175.3.17.0.4.0 on Solaris 11.3 | May 29, 2017 | May 29, 2017 |
| Oracle_linux | — | Upgrade thunderbirdUpgrade firefox | Jan 26, 2017 | Jan 24, 2017 |
| Redhat_linux | — | Upgrade thunderbirdUpgrade firefox-debuginfoUpgrade firefoxUpgrade thunderbird-debuginfo | Feb 3, 2017 | Jan 24, 2017 |
| Suse | — | Upgrade MozillaFirefoxUpgrade MozillaThunderbird-buildsymbolsUpgrade MozillaThunderbird-translations-otherUpgrade MozillaFirefox-translations-otherUpgrade MozillaFirefox-translationsUpgrade MozillaThunderbirdUpgrade MozillaThunderbird-develUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-develUpgrade MozillaThunderbird-translations-common | Feb 2, 2017 | Jan 24, 2017 |
| Ubuntu | — | Upgrade thunderbirdUpgrade firefox | Jan 28, 2017 | Jan 24, 2017 |
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