CVE-2026-15637 Missing authorization in Server

High 7.5 Published Updated

Authenticated low-privileged users can disclose SSH private keys via direct object reference in Devolutions Server PAM endpoints.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-15637?

CVE-2026-15637 is a high-severity missing authorization vulnerability in Devolutions Devolutions Server, published on 14 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Improper authorization in the PAM SSH key and certificate retrieval endpoints in Devolutions Server 2026.2.11, 2026.1.22 allows an authenticated low-privileged user to disclose the private key of an SSH key or certificate PAM credential via a direct object reference to the credential identifier.

Weakness: CWE-639

Which versions are affected by CVE-2026-15637?

It affects 1 product.

Products include Devolutions Devolutions Server.

How do I fix CVE-2026-15637?

No fix has been published for CVE-2026-15637 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-2026-15637 being exploited?

There is no known exploitation of CVE-2026-15637 in the wild and no public exploit code.

All Devolutions Devolutions Server vulnerabilities

Sources

Also known as GHSA-pf62-83x3-9qjv.

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