---
id: "CVE-2026-101647"
kind: "vulnerability"
aliases: ["CVE-2026-101647"]
title: "Oracle E-Business Suite iSetup: low-privilege HTTP attack takes over the product"
severity: "high"
cvss: 7.5
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["finance-systems", "isetup", "oracle-ebs", "other", "self-hosted"]
not_affected_if: ["not-ebs", "unaffected-version"]
published_at: "2026-10-20T22:18:19+00:00"
first_seen_at: "2026-10-23T21:57:22+00:00"
updated_at: "2026-10-25T03:19:17+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101647", "first_seen_at": "2026-10-23T21:57:22+00:00"}]
---

# Oracle E-Business Suite iSetup: low-privilege HTTP attack takes over the product

Oracle iSetup, part of E-Business Suite versions 12.2.3 through 12.2.15, has a flaw in its General Ledger Update Transform and Reports component. A low-privileged user with network access over HTTP can take over the product, per the CVSS 7.5 score.

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

## How to check

- Check the installed Oracle E-Business Suite release and whether the iSetup component is in use, `unknown` for exact patch level from the sources
- Look up your EBS patch level against Oracle's Critical Patch Update advisory for this CVE, `unknown` for the patch name from the sources

## Fix

- Apply the Oracle Critical Patch Update fix for iSetup in E-Business Suite 12.2.3 through 12.2.15, `unknown` for the exact patch number in the sources

## Timeline

- 2026-10-23T21:57:22+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-101647

## From the sources

Vulnerability in the Oracle iSetup product of Oracle E-Business Suite (component: General Ledger Update Transform, Reports).  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 iSetup.  Successful attacks of this vulnerability can result in takeover of Oracle iSetup. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/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_