Barts Health NHS discloses data breach after Oracle zero-day hack

BleepingComputer

December 5, 2025 at 6:55 PM

Actively Exploited

Ransomware Zero-day Vulnerability Data Breach Oracle

Summary

Barts Health NHS Trust has reported a data breach involving the Clop ransomware group, which exploited a vulnerability in the Oracle E-business Suite software to steal files from their database. This incident highlights the ongoing risks associated with unpatched software vulnerabilities and the potential for significant data loss in healthcare organizations.

Original Article Summary

Barts Health NHS Trust has announced that Clop ransomware actors have stolen files from a database by exploiting a vulnerability in its Oracle E-business Suite software. [...]

Impact

Oracle E-business Suite software

In the Wild

Yes

Timeline

Newly disclosed

Remediation

Organizations should apply the latest security patches for Oracle E-business Suite and review their security protocols to prevent future breaches.

Read Original Article

Related Coverage

Oracle EBS exploitation similar to Clop's MOVEit, GoAnywhere attacks

SCM feed for Latest

The Clop ransomware group has shifted its focus from exploiting file transfer tools to targeting legacy business systems like Oracle EBS. This change signifies an evolution in their attack strategy, posing a significant threat to organizations using these systems due to potential data breaches and operational disruptions.

Dec 1, 2025

Dartmouth College Confirms Data Theft in Oracle Hack

SecurityWeek

Dartmouth College has confirmed a significant data breach involving the theft of over 226 Gb of files by cybercriminals. This incident highlights the increasing risks associated with data security in educational institutions and raises concerns about the potential exposure of sensitive information.

Nov 26, 2025

Canon Says Subsidiary Impacted by Oracle EBS Hack

SecurityWeek

Canon has reported that one of its subsidiaries has been affected by the Oracle EBS hack, which has resulted in over 100 alleged victims being listed on the Cl0p ransomware website. This incident highlights the significant impact of the Oracle EBS campaign and raises concerns about the security of affected organizations.

Nov 25, 2025

Critical Flaw in Oracle Identity Manager Under Exploitation

darkreading

The article highlights the exploitation of CVE-2025-61757, which follows a breach of Oracle Cloud and an extortion campaign targeting Oracle E-Business Suite customers. This indicates a significant security threat that could impact numerous organizations relying on Oracle's services.

Nov 24, 2025

CISA Confirms Exploitation of Recent Oracle Identity Manager Vulnerability

SecurityWeek

CISA has confirmed the exploitation of a vulnerability in Oracle Identity Manager, identified as CVE-2025-61757, which has been added to its Known Exploited Vulnerabilities catalog. This indicates a significant security risk for organizations using the affected systems, necessitating immediate attention to mitigate potential breaches.

Nov 24, 2025

Mazda Says No Data Leakage or Operational Impact From Oracle Hack

SecurityWeek

Mazda has been identified as a victim of the Cl0p ransomware group's Oracle EBS campaign, but the company asserts that there has been no data leakage or operational impact from the incident. This situation highlights the ongoing threat posed by ransomware groups targeting enterprise systems.

Nov 24, 2025