Klue Hack Leads to Data Breach Across Multiple Cybersecurity Companies

A sophisticated supply chain attack on market intelligence platform Klue has compromised Salesforce data across at least nine organizations, including several high-profile cybersecurity firms, with the newly emerged Icarus extortion group claiming responsibility and threatening to release stolen data. The attack began on June 11–12, 2026, when threat actors gained unauthorized access to Klue’s integration […]

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