CVE-2026-8694

MEDIUM

Published Jun 12, 2026 Modified Jun 17, 2026 CWE-306

Description

Improper access control in Devolutions PowerShell Universal 2026.1.7 and earlier allows an unauthenticated remote attacker to obtain the OpenAPI specification of user-defined REST endpoints.

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CVSS v3.1 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS — Exploit Prediction

0.0022

Probability of exploitation

0.13%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-306 Missing Authentication

Affected Products

Vendor	Product	Versions
ironmansoftware	powershell_universal	< 2026.1.7

References

Advisories & Patches

https://devolutions.net/security/advisories/DEVO-2026-0016/

Frequently Asked Questions

What is CVE-2026-8694? +

Improper access control in Devolutions PowerShell Universal 2026.1.7 and earlier allows an unauthenticated remote attacker to obtain the OpenAPI specification of user-defined REST endpoints. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-8694? +

CVE-2026-8694 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0022, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-8694? +

CVE-2026-8694 affects products from ironmansoftware, specifically: powershell_universal. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-8694? +

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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