What is CVE-2026-45322?

CVE-2026-45322 is a high-severity vulnerability in Microsoft Ufo, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-05-27.

How severe is CVE-2026-45322?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Microsoft Ufo

CVE-2026-45322

Microsoft UFO open-source framework for intelligent automation across devices and platforms. Microsoft UFO tagged releases up to and including v3.0.0 contain an OS command injection vulnerability in the shell action replay path. In affecte…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.001 (20.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Microsoft Ufo — versions <= 3.0.0

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-45322?: CVE-2026-45322 is a high-severity vulnerability in Microsoft Ufo, classified under OS Command Injection. CVSS score: 7.8/10. Published 2026-05-27.
How severe is CVE-2026-45322?: High severity. CVSS v3 base score is 7.8 out of 10.