# CVE-2026-67268: XML external entity in Dell Command Update (DCU)

> A local low-privileged attacker can exploit an XML External Entity vulnerability in Dell Command Update to escalate privileges and perform server-side request forgery.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N`)
- **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:** 19 Aug 2026
- **Updated:** 20 Aug 2026
- **Also known as:** GHSA-wp5v-r46f-crq6

## What is CVE-2026-67268?

CVE-2026-67268 is a medium-severity vulnerability in Dell Command Update (DCU), published on 19 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Dell Command Update (DCU), versions prior to 5.7.1, contain an Improper Restriction of XML External Entity Reference vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of privileges and Server-side request forgery.

Weakness: CWE-611 (Improper Restriction of XML External Entity Reference)

## Which versions are affected by CVE-2026-67268?

It affects 1 product.


Products: Dell Command Update.

## How do I fix CVE-2026-67268?

No fix has been published for CVE-2026-67268 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-67268 being exploited?

There is no known exploitation of CVE-2026-67268 in the wild and no public exploit code.

## Other vulnerabilities in Dell Command Update (DCU)

- [CVE-2026-58565](https://insights.sbomify.com/CVE-2026-58565/): Missing authorization in Dell Command Update (DCU) (high 8.8)
- [CVE-2026-49816](https://insights.sbomify.com/CVE-2026-49816/): Deserialization in Dell Command Update (DCU) (high 7.8)
- [CVE-2026-49817](https://insights.sbomify.com/CVE-2026-49817/): Deserialization in Dell Command Update (DCU) (high 7.8)
- [CVE-2026-53477](https://insights.sbomify.com/CVE-2026-53477/): Race condition in Dell Command Update (DCU) (high 7.8)
- [CVE-2026-58564](https://insights.sbomify.com/CVE-2026-58564/): Misconfiguration in Dell Command Update (DCU) (high 7.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-67268 and fix it if it is affected.

What it is: CVE-2026-67268 is a medium-severity vulnerability in Dell Command Update (DCU), published on 19 Aug 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-2026-67268 in the wild and no public exploit code.

Affected product: Dell Command Update (DCU). 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-2026-67268/ (Markdown: https://insights.sbomify.com/CVE-2026-67268/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-67268
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-67268
- OSV: https://osv.dev/vulnerability/CVE-2026-67268

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-67268/
Summaries are generated and may contain mistakes; the official description above is the record.