---
id: "CVE-2026-91524"
kind: "vulnerability"
aliases: ["CVE-2026-91524"]
title: "Oracle Business Intelligence: low-privilege HTTP request causes partial denial of service"
severity: "medium"
cvss: 4.3
epss: 0.00262
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["oracle-analytics", "oracle-bi", "package", "self-hosted"]
not_affected_if: ["not-running-oracle-bi"]
published_at: "2026-10-20T22:20:56+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-2026-91524", "first_seen_at": "2026-10-23T21:57:27+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91524", "first_seen_at": "2026-10-25T12:38:51+00:00"}]
---

# Oracle Business Intelligence: low-privilege HTTP request causes partial denial of service

Oracle Business Intelligence Enterprise Edition 12.2.1.4.0 has a flaw in its BI Foundation component. An attacker with a low-privilege account over HTTP can cause a partial denial of service, with no confidentiality or integrity impact.

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

## How to check

- Check the installed version of Oracle Business Intelligence Enterprise Edition; the affected version is `12.2.1.4.0`.
- unknown

## Fix

- Apply the Oracle Critical Patch Update fix for Oracle Business Intelligence Enterprise Edition; the sources do not name the patched build.
- unknown

## Timeline

- 2026-10-23T21:57:27+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91524
- 2026-10-25T12:38:51+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91524

## From the sources

Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Analytics (component: BI Foundation).   The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Business Intelligence Enterprise Edition.  Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Business Intelligence Enterprise Edition. CVSS 3.1 Base Score 4.3 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L).

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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_