# CVE-2026-13437: Information disclosure in PowerShell Universal

> Authenticated users can obtain higher-privileged authentication tokens from AI Agent job API responses, enabling potential privilege escalation.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N`)
- **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:** 29 Jun 2026
- **Updated:** 29 Jun 2026
- **Also known as:** GHSA-fw4j-fj8v-q67w

## What is CVE-2026-13437?

CVE-2026-13437 is a medium-severity vulnerability in Devolutions PowerShell Universal, published on 29 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Insertion of sensitive information into sent data in the AI Agent job API in Devolutions PowerShell Universal 2026.2.0 allows an authenticated user with AI Agent read access to obtain reusable, potentially higher-privileged authentication tokens via App Tokens serialized in plaintext in job API responses.

Weakness: CWE-201 (Insertion of Sensitive Information Into Sent Data)

## Which versions are affected by CVE-2026-13437?

It affects 1 product.


Products: Devolutions Powershell Universal.

## How do I fix CVE-2026-13437?

No fix has been published for CVE-2026-13437 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-13437 being exploited?

There is no known exploitation of CVE-2026-13437 in the wild and no public exploit code.

## Other vulnerabilities in Devolutions PowerShell Universal

- [CVE-2026-16800](https://insights.sbomify.com/CVE-2026-16800/): Code injection in PowerShell Universal (high 8.8)
- [CVE-2026-16801](https://insights.sbomify.com/CVE-2026-16801/): Code injection in PowerShell Universal (high 8.8)
- [CVE-2026-16798](https://insights.sbomify.com/CVE-2026-16798/): Information disclosure in PowerShell Universal (medium 6.5)
- [CVE-2026-16802](https://insights.sbomify.com/CVE-2026-16802/): Information disclosure in PowerShell Universal (medium 6.5)
- [CVE-2026-16799](https://insights.sbomify.com/CVE-2026-16799/): Missing authorization in PowerShell Universal (medium 5.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-13437 and fix it if it is affected.

What it is: CVE-2026-13437 is a medium-severity vulnerability in Devolutions PowerShell Universal, published on 29 Jun 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-2026-13437 in the wild and no public exploit code.

Affected product: Devolutions PowerShell Universal. 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-2026-13437/ (Markdown: https://insights.sbomify.com/CVE-2026-13437/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-13437
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-13437
- OSV: https://osv.dev/vulnerability/CVE-2026-13437

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-13437/
Summaries are generated and may contain mistakes; the official description above is the record.