---
id: "CVE-2026-91501"
kind: "vulnerability"
aliases: ["CVE-2026-91501"]
title: "Oracle Identity Manager installer flaw exposes data to local low-privilege users"
severity: "medium"
cvss: 5.5
epss: 0.00133
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["oracle-fusion-middleware", "oracle-identity-manager", "self-hosted", "vendor"]
not_affected_if: ["no-local-logon", "patched-version"]
published_at: "2026-10-20T22:20:54+00:00"
first_seen_at: "2026-10-23T21:57:27+00:00"
updated_at: "2026-10-25T12:38:51+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91501", "first_seen_at": "2026-10-23T21:57:27+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91501", "first_seen_at": "2026-10-25T12:38:51+00:00"}]
---

# Oracle Identity Manager installer flaw exposes data to local low-privilege users

Oracle Identity Manager versions 12.2.1.4.0 and 14.1.2.1.0 contain a flaw in the Installer component. A low-privileged user with logon to the host running Oracle Identity Manager can gain unauthorized access to critical data.

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

## How to check

- Confirm the installed Oracle Identity Manager version, and check whether it is `12.2.1.4.0` or `14.1.2.1.0`
- unknown

## Fix

- Apply the Oracle Critical Patch Update for Oracle Identity Manager, moving past `12.2.1.4.0` and `14.1.2.1.0`
- unknown

## Timeline

- 2026-10-23T21:57:27+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91501
- 2026-10-25T12:38:51+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91501

## From the sources

Vulnerability in the Oracle Identity Manager product of Oracle Fusion Middleware (component: Installer).  Supported versions that are affected are 12.2.1.4.0 and  14.1.2.1.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Identity Manager executes to compromise Oracle Identity Manager.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle Identity Manager accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

---

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