CVE-2006-5139: Unspecified vulnerability in MkPortal allows remote attackers to corrupt web site content, and possibly hav...

Security readout for executives and security teams

CVE-2006-5139 describes an old MkPortal issue where a remote attacker could corrupt website content through Urlobox message handling. The public record is sparse: it does not identify affected versions, a CVSS score, a confirmed patch, or active exploitation. Exposure is most likely limited to legacy MkPortal deployments with Urlobox enabled or reachable from untrusted users. The source bundle does not name exact versions, platforms, or configurations. Treat as a legacy exposure discovery item, not an emergency unless MkPortal is internet-facing and still used. Priority should be inventory, containment of exposed Urlobox functionality, and migration planning if the software is unsupported. Mitigation focus: Inventory any MkPortal installations and determine whether Urlobox is enabled.; Check MkPortal vendor or project guidance for version-specific fixes or advisories.; Restrict untrusted access to Urlobox where business operations allow..

Prepared

Jun 29, 2026, 10:06 UTC (UTC+00:00)

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