CVE-2026-83419: Oracle Corporation Oracle Communications Cloud Native Core Security Edge Protection Proxy

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Vulnerability in the Oracle Communications Cloud Native Core Security Edge Protection Proxy product of Oracle Communications (component: SEPP). Supported versions that are affected are 26.1.200 and 25.2.201. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Communications Cloud Native Core Security Edge Protection Proxy. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Communications Cloud Native Core Security Edge Protection Proxy accessible data as well as unauthorized read access to a subset of Oracle Communications Cloud Native Core Security Edge Protection Proxy accessible data. CVSS 3.1 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).

Affected products

• Oracle Corporation Oracle Communications Cloud Native Core Security Edge Protection Proxy: version 26.1.200 only; version 25.2.201 only

Published 2026-09-15. Last modified 2026-09-22.