Mozilla Firefox before 43.0 does not properly store the properties of unboxed objects, which allows remote attackers to execute arbitrary code via crafted JavaScript variable assignments.
CVSS Details
- CVSS 3.1 Base Score: 8.8
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade libxulUpgrade firefoxUpgrade thunderbirdUpgrade seamonkeyUpgrade linux-seamonkeyUpgrade firefox-esrUpgrade linux-firefoxUpgrade linux-thunderbird | Dec 10, 2025 | Dec 15, 2015 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade www-client/firefox-bin.Upgrade mail-client/thunderbird.Upgrade www-client/firefox. | Oct 30, 2017 | Dec 16, 2015 |
| Mfsa2015 135 | — | Upgrade to Mozilla Firefox version 43.0Upgrade to the latest version of Mozilla Firefox | Dec 18, 2015 | Dec 16, 2015 |
| Suse | — | Upgrade MozillaFirefox-translations-otherUpgrade MozillaFirefoxUpgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-common | Jan 4, 2016 | Dec 16, 2015 |
| Ubuntu | — | Upgrade firefox | Dec 18, 2015 | Dec 15, 2015 |
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