Oracle Critical Patch Update, June 2026 Security Update Review
Oracle June 2026 Critical Patch Update addresses 245 vulnerabilities across 11 product families.
Oracle released its June 2026 Critical Patch Update covering 245 security vulnerabilities across multiple product families, with Oracle Fusion Middleware receiving the most patches (106). The update includes critical-severity flaws in Fusion Middleware, E-Business Suite, JD Edwards, MySQL, and PeopleSoft that can lead to remote code execution when exploited over the network without credentials. Four of the 245 patches address non-Oracle CVEs affecting open-source components included in Oracle product distributions.
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The lesson from this incident
Full lessonOracle's June 2026 Critical Patch Update highlights the persistent risk of unpatched enterprise software, with 245 vulnerabilities spanning widely deployed products like Fusion Middleware, E-Business Suite, and MySQL. Most critically, several flaws allow unauthenticated remote code execution over a network, meaning attackers require no credentials to compromise vulnerable systems. The inclusion of four third-party open-source CVEs also underscores the growing supply chain risk embedded in commercial software distributions. Organizations running unpatched Oracle environments—especially internet-facing instances—face significant exposure until these patches are applied. Delays in applying critical patches remain one of the leading causes of enterprise breaches.
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Indicators of Compromise
Extracted by AI from the linked source. Not reviewed by an editor. How this works
- cve — CVE-2026-46850
- cve — CVE-2026-46860
- cve — CVE-2026-46861
- cve — CVE-2026-35278