CVE-2026-16798 Information disclosure in PowerShell Universal

Medium 6.5 Published 24 Jul 2026 Updated 24 Jul 2026

An authenticated user can obtain another user's OAuth refresh token via job read responses in Devolutions PowerShell Universal.

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-2026-16798?

CVE-2026-16798 is a medium-severity vulnerability in Devolutions PowerShell Universal, published on 24 Jul 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 automation jobs API in Devolutions PowerShell Universal 2026.2.2 and earlier allows an authenticated user with scoped job or script read permission to obtain another user's stored OAuth refresh token via job read responses that fail to strip the refresh token.

Weakness: CWE-201

Which versions are affected by CVE-2026-16798?

It affects 1 product.

Products include Devolutions Powershell Universal.

How do I fix CVE-2026-16798?

No fix has been published for CVE-2026-16798 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-16798 being exploited?

There is no known exploitation of CVE-2026-16798 in the wild and no public exploit code.

Sources

Also known as GHSA-3v3c-5gj3-fqxv.