CVE-2004-1201: Opera 7.54 allows remote attackers to cause a denial of service (application crash from memory exhaustion),...

Security readout for executives and security teams

This is an old browser crash issue in Opera 7.54. A malicious web page could make the browser run out of memory and close. The sources describe denial of service, not system compromise or data theft. Business impact is mainly disruption where this obsolete browser is still used. Exposure appears limited to systems still using Opera 7.54 to browse untrusted web content. Organizations without this legacy browser should have minimal practical exposure. Treat as low priority unless legacy Opera 7.54 remains in production or specialized environments. Focus on removing unsupported browsers rather than emergency response. Mitigation focus: Inventory endpoints for Opera 7.54 or unsupported Opera installations.; Retire or upgrade affected legacy browsers to supported versions.; Check vendor or archival guidance for any named fixed release..

Prepared

Jun 30, 2026, 01:53 UTC (UTC+00:00)

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