---
id: CVE-2026-83418
title: >-
  Vulnerability in the Oracle Communications Cloud Native Core Security Edge
  Protection Proxy product of Oracle Communications (component: SEPP)
summary: >-
  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. Difficult to
  exploit vulner…
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N'
cwe:
  - CWE-284
vendor: Oracle Corporation
product: Oracle Communications Cloud Native Core Security Edge Protection Proxy
affected:
  - >-
    oracle_communications_cloud_native_core_security_edge_protection_proxy
    26.1.200
  - >-
    oracle_communications_cloud_native_core_security_edge_protection_proxy
    25.2.201
published: '2026-09-15'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T19:16:56.153'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83418'
references:
  - url: 'https://www.oracle.com/security-alerts/cspusep2026.html'
    label: secalert_us@oracle.com
tags:
  - nvd
  - cve.org
epss: 0.00279
epssPercentile: 0.20688
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-18T18:15:55.746811Z'
ingestedAt: '2026-09-15T20:44:02.539Z'
---

## Overview

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. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Communications Cloud Native Core Security Edge Protection Proxy.  While the vulnerability is in Oracle Communications Cloud Native Core Security Edge Protection Proxy, attacks may significantly impact additional products (scope change).  Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Oracle Communications Cloud Native Core Security Edge Protection Proxy accessible data as well as  unauthorized access to critical data or complete access to all Oracle Communications Cloud Native Core Security Edge Protection Proxy accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.