ShinyHunters hackers are going after Oracle systems once again


ShinyHunters have found a way to bypass a mitigation for a zero-day they previously exploited – so now, not only are they back to abusing the same bug, they’ve even expanded their scope to target a much larger pool of organizations.

In June 2026, it was reported that ShinyHunters, the infamous data extortionists, found a Java deserialization vulnerability in Oracle’s PeopleSoft Environment Management Hub (PSEMHUB) servlet that allowed them to achieve web shell deployment or fileless command execution on vulnerable servers.

Oracle PeopleSoft is a suite of enterprise business software used mainly by large organizations, universities, governments, and corporations to manage things like human resources, finance, supply chain, and student administration.

Read more…
Source:  TechRadar News


Sign up for the Cyber Security Review Newsletter
The latest cyber security news and insights delivered right to your inbox


Related:

  • Developer account body snatchers pose risks to the software supply chain

    October 4, 2022

    Software supply chain attacks, once the exclusive province of sophisticated state-sponsored attackers, have been gaining popularity recently among a broader range of cyber criminals. Attackers everywhere have realized that software supply chain attacks can be very effective, and can result in a large number of compromised victims. Software supply chain attacks more than tripled in ...

  • CISA Releases Five Industrial Control Systems Advisories

    October 4, 2022

    CISA has released five (5) Industrial Control Systems (ICS) advisories on October 04, 2022. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. CISA encourages users and administrators to review the newly released ICS advisory for technical details and mitigations: ICSA-22-277-01 Johnson Controls Metasys ADX Server ICSA-22-277-02 Hitachi Energy Modular Switchgear Monitoring ICSA-22-277-03 Horner ...

  • Moody’s turns up the heat on ‘riskiest’ sectors for cyberattacks

    October 3, 2022

    About $22 trillion of global debt rated by Moody’s Investors Service has “high,” or “very high” cyber-risk exposure, with electric, gas and water utilities, as well as hospitals, among the sectors facing the highest risk of cyberattacks. That’s more than one-quarter (28 percent) of the $80 trillion in Moody’s rated debt across 71 global sectors, and ...

  • Microsoft Exchange server zero-day mitigation can be bypassed

    October 3, 2022

    Microsoft has shared mitigations for two new Microsoft Exchange zero-day vulnerabilities tracked as CVE-2022-41040 and CVE-2022-41082, but researchers warn that the mitigation for on-premise servers is far from enough. Threat actors are already chaining both of these zero-day bugs in active attacks to breach Microsoft Exchange servers and achieve remote code execution. Both security flaws were reported ...

  • Ransomware gang leaks data stolen from LAUSD school system

    October 3, 2022

    Thousands of files apparently stolen last month in a ransomware attack on the Los Angeles Unified School District were released on the dark web over the weekend. The threat has been a major concern for the nation’s second-largest school district since Labor Day Weekend, when a cyber intrusion forced school district officials to take the extraordinary ...

  • CISA Issues Binding Operational Directive 23-01: Improving Asset Visibility and Vulnerability Detection on Federal Networks

    October 3, 2022

    CISA has issued Binding Operational Directive (BOD) 23-01: Improving Asset Visibility and Vulnerability Detection on Federal Networks, which seeks improve asset visibility and vulnerability enumeration across the federal enterprise. Although BOD 23-01 is only applicable to federal civilian executive branch (FCEB) agencies, CISA recommends all stakeholders review and incorporate the standards it sets forth. Doing so ...