CVE-2026-13437 Information disclosure in PowerShell Universal

Medium 6.5 Published 29 Jun 2026 Updated 29 Jun 2026

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

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

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

Which versions are affected by CVE-2026-13437?

It affects 1 product.

Products include 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.

Sources

Also known as GHSA-fw4j-fj8v-q67w.