CVE-2026-126327 Missing authorization in Server
Authenticated Devolutions Server users without password-view permission can read historical connection history passwords via the API.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Harmful if only installed
- No
- Needs a specific call
- No
- Fix
- None listed
What is CVE-2026-126327?
CVE-2026-126327 is a missing authorization vulnerability in Devolutions Server, published on 11 Nov 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Improper access control in the connection history in Devolutions Server 2026.3.13.0 allows an authenticated user without the permission to view passwords to obtain historical entry passwords via the connection history API.
Weakness: CWE-200
Which versions are affected by CVE-2026-126327?
An affected version is exposed as installed. No special setting or call is needed.
How do I fix CVE-2026-126327?
No fix has been published for CVE-2026-126327 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-126327 being exploited?
There is no known exploitation of CVE-2026-126327 in the wild and no public exploit code.
Sources
Also known as GHSA-hvhx-5pgp-4359.