ShinyHunters Exploits Oracle PeopleSoft Zero-Day
Analysis based on 6 articles · First reported Jun 11, 2026 · Last updated Jun 12, 2026
The cyberattack on Oracle Corporation's Oracle Corporation — PeopleSoft software by ShinyHunters, exploiting a zero-day vulnerability, negatively impacts Oracle Corporation's stock price and reputation due to security concerns. The higher education sector in the United States faces potential data breaches and operational disruptions, leading to increased demand for cybersecurity solutions from companies like Alphabet Inc.'s Google — Mandiant.
The hacking group ShinyHunters launched an active compromise and extortion campaign targeting Oracle Corporation's Oracle Corporation — PeopleSoft enterprise software between May 27 and June 9. The attackers exploited a zero-day vulnerability, meaning no patch was available at the time. Alphabet Inc.'s cybersecurity units, Google — Mandiant and United States — Google Threat Analysis Group, identified the campaign and notified over 100 organizations, predominantly in the United States' higher education sector, whose IP addresses correlated with vulnerable endpoints. Oracle Corporation subsequently issued a security advisory on June 10. ShinyHunters has a history of similar attacks, including a recent deal with Instructure to secure stolen data.
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