CVE-2026-129137

Published Nov 13, 2026 CWE-276

Description

Incorrect default permissions in the agent configuration folder in Devolutions PowerShell Universal 2026.3.4 and earlier allows a local unprivileged user to execute arbitrary code as SYSTEM via a crafted agent configuration file that points the agent to an attacker-controlled server.

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Weakness Type (CWE)

CWE-276 Incorrect Default Permissions

References

Frequently Asked Questions

What is CVE-2026-129137? +
Incorrect default permissions in the agent configuration folder in Devolutions PowerShell Universal 2026.3.4 and earlier allows a local unprivileged user to execute arbitrary code as SYSTEM via a crafted agent configuration file that points the agent to an attacker-controlled server.
How do I check if I'm vulnerable to CVE-2026-129137? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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