The WebExtension APIs in Mozilla Firefox before 43.0 allow remote attackers to gain privileges, and possibly obtain sensitive information or conduct cross-site scripting (XSS) attacks, via a crafted web site.
CVSS Details
- CVSS 3.1 Base Score: 6.1
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade libxulUpgrade linux-thunderbirdUpgrade linux-firefoxUpgrade thunderbirdUpgrade seamonkeyUpgrade firefoxUpgrade linux-seamonkeyUpgrade firefox-esr | 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 148 | — | Upgrade to Mozilla Firefox version 43.0 | Dec 18, 2015 | Dec 16, 2015 |
| Suse | — | Upgrade MozillaFirefox-develUpgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-translations-otherUpgrade MozillaFirefox | 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