CVE-2026-83354

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-15 · updated 2026-09-22
Weakness: CWE-200

Description

Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). The supported version that is affected is 15.1.1.0.0. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Coherence. While the vulnerability is in Oracle Coherence, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Coherence accessible data. CVSS 3.1 Base Score 6.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N).

Affected products

Oracle Corporation Oracle Coherence: 15.1.1.0.0

References

https://www.oracle.com/security-alerts/cspusep2026.html

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