CVE-2004-0721: Konqueror 3.1.3, 3.2.2, and possibly other versions does not properly prevent a frame in one domain from in...

Security readout for executives and security teams

This is an old Konqueror browser frame-isolation flaw. A malicious page could make content appear inside a frame belonging to another domain, enabling convincing website spoofing. The bundle does not provide CVSS, active exploitation evidence, or complete fix details. Exposure is mainly legacy systems still running affected KDE Konqueror versions, especially old Linux desktops, kiosks, lab images, or unmaintained virtual machines. Modern environments are unlikely to be affected unless they preserve historical browser stacks. Treat this as a legacy hygiene issue unless affected Konqueror systems still exist. Prioritize discovery and removal over emergency response because no active exploitation evidence is provided in the bundle. Mitigation focus: Inventory systems for KDE Konqueror 3.1.3, 3.2.2, and nearby legacy versions.; Review KDE, Gentoo, and Conectiva advisories for vendor-approved updates.; Retire unsupported Konqueror installations where updates are unavailable..

Prepared

Jun 30, 2026, 04:50 UTC (UTC+00:00)

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