CVE-2026-83417

HIGH CVSS 3.1: 7.1 EPSS 0.25%
Updated Sep 15, 2026
Oracle
Parameter Value
CVSS 7.1 (HIGH)
Vendor Oracle
Public PoC No

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 unauthenticated attacker with access to the physical communication segment attached to the hardware where the Oracle Communications Cloud Native Core Security Edge Protection Proxy executes to compromise Oracle Communications Cloud Native Core Security Edge Protection Proxy.

Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Communications Cloud Native Core Security Edge Protection Proxy accessible data as well as unauthorized update, insert or delete access to some of Oracle Communications Cloud Native Core Security Edge Protection Proxy accessible data. CVSS 3.1 Base Score 7.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N).

Attack Parameters

Attack Vector
Adjacent
Requires local network access
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1