CVE-2010-3768: Mozilla Firefox before 3.5.16 and 3.6.x before 3.6.13, Thunderbird before 3.0.11 and 3.1.x before 3.1.7, an...

Security readout for executives and security teams

This is an old Mozilla browser and mail-client flaw where a malicious web page or remote email content could abuse downloadable fonts to run code on a vulnerable user system. The main business risk is legacy software exposure, not modern mainstream browsers, based on the supplied sources. Exposure is most likely in environments retaining obsolete Firefox, Thunderbird, or SeaMonkey versions, including old Linux distribution packages or vendor-bundled components. Modern supported Mozilla releases are not identified as affected in the supplied bundle. Prioritize remediation where legacy desktop software remains in active use. This is high impact if present, but urgency depends on whether obsolete Mozilla clients still exist in the environment. Mitigation focus: Upgrade Firefox, Thunderbird, and SeaMonkey to the fixed versions or later.; Apply relevant Linux distribution security updates from vendor advisories.; Retire unsupported Mozilla-era clients where patched packages are unavailable..

Prepared

Jun 28, 2026, 01:17 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.