---
id: "CVE-2026-91528"
kind: "vulnerability"
aliases: ["CVE-2026-91528"]
title: "Oracle BI Publisher 12.2.1.4.0: low-privilege users can read some data"
severity: "medium"
cvss: 4.3
epss: 0.00215
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["oracle-analytics", "oracle-bi-publisher", "package", "self-hosted"]
not_affected_if: ["other-versions"]
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-2026-91528", "first_seen_at": "2026-10-23T21:57:27+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-91528", "first_seen_at": "2026-10-25T12:38:51+00:00"}]
---

# Oracle BI Publisher 12.2.1.4.0: low-privilege users can read some data

Oracle BI Publisher 12.2.1.4.0 has a flaw in its BI Platform Security component. An attacker with a low-privilege account over HTTPS can read a subset of the data BI Publisher 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 `12.2.1.4.0` in the Oracle Analytics deployment.
- unknown for other checks; the sources do not say.

## Fix

- Apply the Oracle Critical Patch Update that covers BI Publisher; the sources do not name the patched version.
- unknown for a specific patch number.

## Timeline

- 2026-10-23T21:57:27+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91528
- 2026-10-25T12:38:51+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-91528

## From the sources

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: BI Platform Security).   The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle BI Publisher.  Successful attacks of this vulnerability can result in  unauthorized read access to a subset of Oracle BI Publisher accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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_