Charter Confirms Cyber Incident After ShinyHunters Claims Major Data Theft
Charter Communications confirmed on June 4, 2026, that it is investigating a cybersecurity incident tied to the ShinyHunters ransomware group after claims of a major customer data theft.[1]
Charter said the breach affected only business-customer sales tools and that no customer proprietary network information (CPNI) or sensitive personal information was released.[1] ShinyHunters claims it ran a vishing attack on April 1, 2026, obtained a Microsoft Entra account, accessed Charter's Salesforce system and stole large volumes of customer contact and plan data.[1]
On April 1, 2026, the group says the social-engineering call helped it gain credentials that then allowed access to cloud accounts linked to sales tools.[1] Charter has not confirmed that personal customer records were exposed and said it is focused on confirming the scope of the incident.[1]
The company said its investigation is ongoing and will determine what, if anything, was taken.[1]
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📌 Key Facts
- On June 4, 2026, Charter Communications confirmed it is investigating a cybersecurity incident tied to the ShinyHunters ransomware group.
- Charter said only business-customer sales tools were impacted and that no CPNI or sensitive personal information was released.
- ShinyHunters claims it ran an April 1, 2026 vishing attack, obtained a Microsoft Entra account, accessed Charter's Salesforce system and stole large volumes of customer data, including contact details and plan information.
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