The Quarterly Threat Landscape Report is out. See what attackers are targeting now.Read report
Mozilla Firefox before 28.0 and SeaMonkey before 2.25 allow remote attackers to cause a denial of service (resource consumption and application hang) via onbeforeunload events that trigger background JavaScript execution.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade linux-thunderbirdUpgrade firefox-esrUpgrade thunderbirdUpgrade firefoxUpgrade seamonkeyUpgrade linux-firefoxUpgrade linux-seamonkey | Dec 10, 2025 | Mar 19, 2014 |
| Gentoo Linux | — | Upgrade mail-client/thunderbird-bin.Upgrade dev-libs/nspr.Upgrade www-client/seamonkey-bin.Upgrade mail-client/thunderbird.Upgrade www-client/firefox.Upgrade www-client/firefox-bin.Upgrade www-client/seamonkey. | Oct 30, 2017 | Mar 19, 2014 |
| Mfsa2014 20 | — | Upgrade to the latest version of Mozilla FirefoxUpgrade to Mozilla Firefox version 28.0 | Mar 19, 2014 | Mar 18, 2014 |
| Mozilla Seamonkey | — | Upgrade to Mozilla SeaMonkey version 2.25Upgrade to the latest version of Mozilla SeaMonkey | Dec 8, 2014 | Mar 19, 2014 |
| Oracle Solaris | — | Upgrade database/sqlite-3 to version 3.9.2-0.175.3.8.0.2.0 on Solaris 11.3Upgrade database/sqlite-3/documentation to version 3.9.2-0.175.3.8.0.2.0 on Solaris 11.3Upgrade runtime/tcl-8/tcl-sqlite-3 to version 3.9.2-0.175.3.8.0.2.0 on Solaris 11.3Upgrade web/browser/firefox to version 38.4.0-0.175.3.8.0.2.0 on Solaris 11.3 | May 29, 2017 | Mar 19, 2014 |
| Suse | — | Upgrade MozillaFirefox-translations-commonUpgrade MozillaFirefox-branding-SLEDUpgrade mozilla-nspr-develUpgrade MozillaFirefox-translationsUpgrade MozillaFirefox-develUpgrade mozilla-nsprUpgrade mozilla-nspr-x86Upgrade mozilla-nspr-32bitUpgrade MozillaFirefoxUpgrade MozillaFirefox-translations-other | Dec 18, 2015 | Mar 19, 2014 |
| Ubuntu | — | Upgrade firefox | Nov 8, 2024 | Mar 19, 2014 |
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