---
id: "CVE-2026-101638"
kind: "vulnerability"
aliases: ["CVE-2026-101638"]
title: "Oracle E-Business Suite: AD Utilities flaw lets local users take over Applications DBA"
severity: "high"
cvss: 7.3
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["applications-dba", "oracle-ebs", "runtime", "self-hosted"]
not_affected_if: ["no-ebs-installed", "unsupported-version"]
published_at: "2026-10-20T22:18:17+00:00"
first_seen_at: "2026-10-23T21:57:22+00:00"
updated_at: "2026-10-25T03:27:28+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101638", "first_seen_at": "2026-10-23T21:57:22+00:00"}]
---

# Oracle E-Business Suite: AD Utilities flaw lets local users take over Applications DBA

Oracle E-Business Suite's Applications DBA component, specifically its AD Utilities part, has a flaw affecting versions 12.2.3 through 12.2.15. A low-privileged user with logon access to the host running Applications DBA can take it over, but a second person must take an action for the attack to succeed.

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

## How to check

- Confirm whether Oracle E-Business Suite 12.2.3 through 12.2.15 is installed, including the Applications DBA component
- Check the installed AD Utilities patch level against Oracle's advisory (unknown from the sources)

## Fix

- Apply the Oracle Critical Patch Update fix for AD Utilities (exact patch number unknown from the sources)
- Move Oracle E-Business Suite to a supported release with the fix (version unknown from the sources)

## Timeline

- 2026-10-23T21:57:22+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-101638

## From the sources

Vulnerability in the Applications DBA product of Oracle E-Business Suite (component: AD Utilities).  Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Applications DBA executes to compromise Applications DBA.  Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Applications DBA. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/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_