---
id: "CVE-2026-91514"
kind: "vulnerability"
aliases: ["CVE-2026-91514"]
title: "Oracle BI Publisher: low-privilege web flaw exposes critical data"
severity: "medium"
cvss: 6.5
epss: 0.00355
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["oracle-analytics", "oracle-bi-publisher", "package", "self-hosted"]
not_affected_if: ["unaffected-version"]
published_at: "2026-10-20T22:20:55+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-2026-91514", "first_seen_at": "2026-10-23T21:57:27+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91514", "first_seen_at": "2026-10-25T12:38:51+00:00"}]
---

# Oracle BI Publisher: low-privilege web flaw exposes critical data

Oracle BI Publisher's Web Server component has a flaw that lets a low-privileged user reach data beyond their rights over HTTP. A successful attack can read critical data and all data the BI Publisher instance can access.

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

## How to check

- Check the installed BI Publisher version against the affected list: `8.2.0.0.0`, `12.2.1.4.0`, `26.01.0.0.0`
- Confirm whether the instance is reachable from the network over HTTP

## Fix

- Apply the Oracle Critical Patch Update fix for BI Publisher (patch version unknown from sources)
- Restrict network access to the BI Publisher web interface until patched

## Timeline

- 2026-10-23T21:57:27+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91514
- 2026-10-25T12:38:51+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91514

## From the sources

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: Web Server).  Supported versions that are affected are 8.2.0.0.0, 12.2.1.4.0 and  26.01.0.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle BI Publisher accessible data. CVSS 3.1 Base Score 6.5 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

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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_