CVE-2009-2433: Stack-based buffer overflow in the AddFavorite method in Microsoft Internet Explorer allows remote attacker...

Security readout for executives and security teams

CVE-2009-2433 describes a stack buffer overflow in Microsoft Internet Explorer's AddFavorite method. A long URL passed to the method could crash the browser and may have other unspecified impact. The public data does not identify affected IE versions, a vendor patch, or confirmed in-the-wild exploitation. Likely exposure is limited to legacy environments that still run Internet Explorer or dependent components. Scope cannot be determined precisely because the source bundle lists affected vendor, product, and versions as n/a, despite the description naming Microsoft Internet Explorer. Treat as a legacy technology risk. Prioritize confirmation in environments where Internet Explorer remains operational, especially on systems handling untrusted web content. Urgency is lower if IE is absent or fully retired. Mitigation focus: Identify whether Internet Explorer is present or used in business workflows.; Check Microsoft or vendor guidance for applicable fixes or deprecation controls.; Retire or isolate legacy Internet Explorer dependencies where feasible..

Prepared

Jun 28, 2026, 10:45 UTC (UTC+00:00)

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