# CVE-2026-71057: Missing authorization in Oracle BI Publisher

> Low-privileged attackers can access critical data and cause partial denial of service in Oracle BI Publisher via network requests.

- **Severity:** High 8.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 18 Aug 2026
- **Updated:** 19 Aug 2026
- **Also known as:** GHSA-6c9v-5rmq-634f

## What is CVE-2026-71057?

CVE-2026-71057 is a high-severity missing authorization vulnerability in Oracle BI Publisher, published on 18 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Vulnerability in the Oracle BI Publisher product of Oracle Analytics (component: BI Platform Security).  Supported versions that are affected are 8.2.0.0.0, 12.2.1.4.0 and  26.1.0.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle BI Publisher.  While the vulnerability is in Oracle BI Publisher, attacks may significantly impact additional products (scope change).  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle BI Publisher accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle BI Publisher. CVSS 3.1 Base Score 8.5 (Confidentiality and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L).

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2026-71057?

It affects 1 product.


Products: Oracle Bi Publisher.

## How do I fix CVE-2026-71057?

No fix has been published for CVE-2026-71057 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-71057 being exploited?

There is no known exploitation of CVE-2026-71057 in the wild and no public exploit code.

## Other vulnerabilities in Oracle BI Publisher

- [CVE-2026-71059](https://insights.sbomify.com/CVE-2026-71059/): Auth bypass in Oracle BI Publisher (critical 9.9)
- [CVE-2026-60719](https://insights.sbomify.com/CVE-2026-60719/): Privilege escalation in Oracle BI Publisher (critical 9.9)
- [CVE-2026-60173](https://insights.sbomify.com/CVE-2026-60173/): Auth bypass in Oracle BI Publisher (critical 9.8)
- [CVE-2024-21082](https://insights.sbomify.com/CVE-2024-21082/): XML external entity in BI Publisher (formerly XML Publisher) (critical 9.8)
- [CVE-2026-71058](https://insights.sbomify.com/CVE-2026-71058/): Auth bypass in Oracle BI Publisher (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-71057 and fix it if it is affected.

What it is: CVE-2026-71057 is a high-severity missing authorization vulnerability in Oracle BI Publisher, published on 18 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-71057 in the wild and no public exploit code.

Affected product: Oracle BI Publisher. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-71057/ (Markdown: https://insights.sbomify.com/CVE-2026-71057/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-71057
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-71057
- OSV: https://osv.dev/vulnerability/CVE-2026-71057

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-71057/
Summaries are generated and may contain mistakes; the official description above is the record.