# CVE-2026-83337: Privilege escalation in Oracle Middleware Common Libraries and Tools

> A local attacker with low privileges can escalate privileges to take over Oracle Middleware Common Libraries and Tools.

- **Severity:** High 7.8 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Sep 2026
- **Updated:** 17 Sep 2026
- **Also known as:** GHSA-vxp4-x4j6-872j

## What is CVE-2026-83337?

CVE-2026-83337 is a high-severity vulnerability in Oracle Middleware Common Libraries and Tools, published on 15 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Vulnerability in the Oracle Middleware Common Libraries and Tools product of Oracle Fusion Middleware (component: Remote Diagnostic Agent).  Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and  15.1.1.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Middleware Common Libraries and Tools executes to compromise Oracle Middleware Common Libraries and Tools.  Successful attacks of this vulnerability can result in takeover of Oracle Middleware Common Libraries and Tools. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Weakness: CWE-269 (Improper Privilege Management)

## Which versions are affected by CVE-2026-83337?


## How do I fix CVE-2026-83337?

No fix has been published for CVE-2026-83337 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-83337 being exploited?

There is no known exploitation of CVE-2026-83337 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-83337 and fix it if it is affected.

What it is: CVE-2026-83337 is a high-severity vulnerability in Oracle Middleware Common Libraries and Tools, published on 15 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-83337 in the wild and no public exploit code.

Affected product: Oracle Middleware Common Libraries and Tools. 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-2026-83337/ (Markdown: https://insights.sbomify.com/CVE-2026-83337/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-83337
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-83337
- OSV: https://osv.dev/vulnerability/CVE-2026-83337

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-83337/
Summaries are generated and may contain mistakes; the official description above is the record.