CVE-2006-0174: Hummingbird Collaboration (aka Hummingbird Enterprise Collaboration) 5.21 and earlier allows remote attacke...

Security readout for executives and security teams

CVE-2006-0174 is an information disclosure issue in Hummingbird Collaboration, also called Hummingbird Enterprise Collaboration, 5.21 and earlier. A remote attacker could cause the application to reveal internal network details and valid parameter values. This is mainly a reconnaissance risk that can make later attacks easier. Exposure is most likely where legacy Hummingbird Collaboration 5.21 or earlier remains reachable, especially from the internet or partner networks. Internal-only deployments still matter because disclosed intranet addressing can aid lateral reconnaissance. Prioritize remediation if this legacy platform is internet-facing or still supports sensitive intranet workflows. The issue is not known from the provided sources to enable direct compromise, but it can expose internal details useful for attackers. Mitigation focus: Inventory any Hummingbird Collaboration or Hummingbird Enterprise Collaboration deployments.; Check vendor or successor vendor guidance for fixed versions and supported upgrade paths.; Restrict network access to collaboration interfaces until remediation is confirmed..

Prepared

Jun 29, 2026, 15:20 UTC (UTC+00:00)

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