CVE-2008-5715: Mozilla Firefox 3.0.5 on Windows Vista allows remote attackers to cause a denial of service (application cr...

Security readout for executives and security teams

This is an old browser denial-of-service issue in Mozilla Firefox. A malicious page using JavaScript could crash or hang the browser, disrupting the user session. The bundle does not show data theft, code execution, or active exploitation, and affected-version evidence is imprecise beyond Firefox 3.0.5 and later reports of earlier versions. Exposure is most plausible in environments still running very old Firefox versions, especially Firefox 3.0.5 on Windows Vista. Modern Firefox deployments are not identified as affected in the supplied bundle. Inventory evidence is needed because the affected product metadata is incomplete. Treat this as a legacy exposure cleanup item, not an emergency, unless unsupported browsers remain in business workflows. The main risk is disruption from browser hangs or crashes, plus the broader operational risk of running obsolete browser and OS stacks. Mitigation focus: Identify and retire Firefox 3.0.5 or earlier legacy installations.; Move affected systems to supported browser versions and operating systems.; Check Mozilla or vendor guidance before relying on any specific patch claim..

Prepared

Jun 28, 2026, 11:41 UTC (UTC+00:00)

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