Oracle addresses 1209 CVEs in its final quarterly update of 2026 with 1295 patches, including 112 critical updates.
Key Takeaways
- The October 2026 Critical Patch Update (CPU) contains fixes for 1209 unique CVEs in 1295 security updates
- 112 issues (8.6% of all patches) were assigned a critical severity rating
- Oracle Fusion Middleware received the highest number of patches at 206, accounting for 15.9% of all patches
Background
On October 20, Oracle released its Critical Patch Update (CPU) for October 2026, the final quarterly update of the year. This CPU contains fixes for 1209 unique CVEs in 1295 security updates across 33 Oracle product families. Out of the 1295 security updates published this quarter, 8.6% of patches were assigned a critical severity. Medium severity patches accounted for the bulk of security patches at 47.3%, followed by high severity patches at 36.7%.
This quarter’s update includes 112 critical patches across 95 CVEs.
| Severity | Issues Patched | CVEs |
|---|---|---|
| Critical | 112 | 95 |
| High | 475 | 439 |
| Medium | 613 | 582 |
| Low | 95 | 93 |
| Total | 1295 | 1209 |
Analysis
This quarter, the Oracle Fusion Middleware product family contained the highest number of patches at 206, accounting for 15.9% of the total patches, followed by Oracle E-Business Suite at 194 patches, which accounted for 15% of the total patches.
A full breakdown of the patches for this CPU can be seen in the following table, which also includes a count of vulnerabilities that can be exploited over a network without authentication.
| Oracle Product Family | Number of Patches | Remote Exploit without Auth |
|---|---|---|
| Oracle Fusion Middleware | 206 | 134 |
| Oracle E-Business Suite | 194 | 31 |
| Oracle Siebel CRM | 122 | 66 |
| Oracle Communications | 110 | 77 |
| Oracle PeopleSoft | 109 | 41 |
| Oracle JD Edwards | 102 | 44 |
| Oracle MySQL | 98 | 29 |
| Oracle Java SE | 55 | 49 |
| Oracle Supply Chain | 50 | 19 |
| Oracle Essbase | 38 | 14 |
| Oracle REST Data Services | 35 | 11 |
| Oracle Analytics | 33 | 14 |
| Oracle Systems | 28 | 9 |
| Oracle Database Server | 14 | 4 |
| Oracle Construction and Engineering | 13 | 7 |
| Oracle Enterprise Manager | 12 | 2 |
| Oracle GoldenGate | 11 | 3 |
| Oracle Trusted Answer Search | 8 | 1 |
| Oracle Utilities Applications | 8 | 7 |
| Oracle Secure Backup | 6 | 3 |
| Oracle Virtualization | 6 | 0 |
| Oracle Autonomous Health Framework | 5 | 1 |
| Oracle Financial Services Applications | 5 | 5 |
| Oracle Retail Applications | 5 | 5 |
| Oracle TimesTen In-Memory Database | 4 | 0 |
| Oracle HealthCare Applications | 4 | 4 |
| Oracle Hospitality Applications | 4 | 4 |
| Oracle Commerce | 3 | 2 |
| Oracle APEX | 2 | 2 |
| Oracle Application Testing Suite | 2 | 0 |
| Oracle Global Lifecycle Management | 1 | 0 |
| Oracle NoSQL Database | 1 | 1 |
| Oracle SQL Developer | 1 | 1 |
Solution
Customers are advised to apply all relevant patches in this CPU. Please refer to the October 2026 advisory for full details.
Identifying affected systems
A list of Tenable plugins to identify these vulnerabilities will appear here as they’re released. This link uses a search filter to ensure that all matching plugin coverage will appear as it is released.
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