# CVE-2026-79939: Path traversal in Cyber Recovery

> A local low-privileged attacker can exploit symlink following to achieve script injection in Dell PowerProtect Cyber Recovery.

- **Severity:** Medium 5.8 (`CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L`)
- **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:** 26 Aug 2026
- **Updated:** 27 Aug 2026
- **Also known as:** GHSA-32xm-hgp4-xgc5

## What is CVE-2026-79939?

CVE-2026-79939 is a medium-severity path traversal vulnerability in Dell Cyber Recovery, published on 26 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Dell PowerProtect Cyber Recovery, versions Prior to 20.3, contain an UNIX Symbolic Link (Symlink) Following vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Script injection.

Weakness: CWE-61 (UNIX Symbolic Link (Symlink) Following)

## Which versions are affected by CVE-2026-79939?

It affects 1 product.


Products: Dell Powerprotect Cyber Recovery.

## How do I fix CVE-2026-79939?

No fix has been published for CVE-2026-79939 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-79939 being exploited?

There is no known exploitation of CVE-2026-79939 in the wild and no public exploit code.

## Other vulnerabilities in Dell Cyber Recovery

- [CVE-2022-34372](https://insights.sbomify.com/CVE-2022-34372/): Auth bypass in Cyber Recovery (critical 9.8)
- [CVE-2023-32465](https://insights.sbomify.com/CVE-2023-32465/): Auth bypass in PowerProtect Cyber Recovery (high 8.8)
- [CVE-2022-32481](https://insights.sbomify.com/CVE-2022-32481/): Privilege escalation in Cyber Recovery (high 7.8)
- [CVE-2026-79938](https://insights.sbomify.com/CVE-2026-79938/): Auth bypass in Cyber Recovery (high 7.6)
- [CVE-2026-49809](https://insights.sbomify.com/CVE-2026-49809/): SQL injection in Cyber Recovery (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-79939 and fix it if it is affected.

What it is: CVE-2026-79939 is a medium-severity path traversal vulnerability in Dell Cyber Recovery, published on 26 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-2026-79939 in the wild and no public exploit code.

Affected product: Dell Cyber Recovery. 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-2026-79939/ (Markdown: https://insights.sbomify.com/CVE-2026-79939/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-79939
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-79939
- OSV: https://osv.dev/vulnerability/CVE-2026-79939

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-79939/
Summaries are generated and may contain mistakes; the official description above is the record.