CVE-2026-87396
Reported by oracle · Published October 20, 2026
Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Core). The supported version that is affected is 8.5.8. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Outside In Technology. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Outside In Technology accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N).
Risk Scores
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Oracle Corporation | Oracle Outside In Technology | 8.5.8 |
| Oracle Corporation | Oracle Outside In Technology | 8.5.8 |
| oracle | outside_in_technology |
Timeline
- Oct 20, 2026 CVE Published
- Oct 21, 2026 EPSS Score
- Oct 21, 2026 Coalition ESS Score
- Oct 23, 2026 EPSS Score
- Oct 25, 2026 EPSS Score
- Oct 28, 2026 CVE Updated
- Oct 29, 2026 EPSS Score
References
- Oracle Advisory vendor-advisory