---
id: "CVE-2026-83393"
kind: "vulnerability"
aliases: ["CVE-2026-83393"]
title: "Oracle E-Business Suite: Product Hub flaw lets low-privilege users take over"
severity: "high"
cvss: 8.5
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["enterprise-erp", "oracle-ebs", "product-hub", "runtime", "self-hosted"]
not_affected_if: ["not-ebs-12.2.3-to-12.2.15"]
published_at: "2026-10-20T22:19:55+00:00"
first_seen_at: "2026-10-23T21:57:25+00:00"
updated_at: "2026-10-25T03:00:26+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-83393", "first_seen_at": "2026-10-23T21:57:25+00:00"}]
---

# Oracle E-Business Suite: Product Hub flaw lets low-privilege users take over

Oracle Product Hub, part of Oracle E-Business Suite 12.2.3 through 12.2.15, has a flaw in its Internal Operations component. A low-privileged attacker with network access over HTTP can compromise the application and, because of a scope change, affect other products.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Confirm the Oracle E-Business Suite release in use and whether it falls in `12.2.3` through `12.2.15`
- Check whether Oracle Product Hub is installed and reachable over HTTP from the network
- unknown whether the sources give a patch level or patch number to compare against

## Fix

- Apply the Oracle Critical Patch Update fix for Oracle E-Business Suite Product Hub, moving past `12.2.15`
- unknown which exact patch number the sources name; check the Oracle security advisory

## Timeline

- 2026-10-23T21:57:25+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-83393

## From the sources

Vulnerability in the Oracle Product Hub product of Oracle E-Business Suite (component: Internal Operations).  Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Product Hub.  While the vulnerability is in Oracle Product Hub, attacks may significantly impact additional products (scope change).  Successful attacks of this vulnerability can result in takeover of Oracle Product Hub. CVSS 3.1 Base Score 8.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H).

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_