Cox Enterprises discloses Oracle E-Business Suite data breach

Wiz

Cox Enterprises is notifying impacted individuals of a data breach that exposed their personal data to hackers who breached the company network after exploiting a zero-day flaw in Oracle E-Business Suite.

The compromise occurred in August,but the company didn’t detect the intrusion until late September, when it launched its internal investigation.

“On September 29, 2025, we became aware of suspicious activity involving Oracle’s E-Business Suite, which is a platform we use for some of our back-office business operations,” reads the notice.

WizOracle released a patch on October 5.

Cl0p hackers are known for leveraging zero-days in popular software products used bya large number of organizations.

Incidents where Cl0p exploited unknown vulnerabilities include the Cleo file transfer in 2024, the MOVEit Transfer and GoAnywhere MFT in 2023, the SolarWinds Serv-U FTP in 2021, and the Accellion FTA in 2020.

Breaches related to Oracle E-Business Suite have been confirmed by multiple companies, among them Logitech, Washington Post, GlobalLogic, Envoy Air, and Harvard University.

The threat actor added Cox Enterprises totheir data leak website on the dark web on October 27and published the stolen information.

Clopshared with authorities.

Update 11/22/25: Updated the article to remove reference to 2021 API vulnerability that incorrectly stated it was exploited by attackers.

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Bill Toulas

Bill Toulas is a tech writer and infosec news reporter with over a decade of experience working on various online publications, covering open-source, Linux, malware, data breach incidents, and hacks.

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