CVE-2021-22054 — Omnissa Workspace ONE Server-Side Request Forgery

Overview

Omnissa Workspace One UEM formerly known as VMware Workspace One UEM contains a server-side request forgery (SSRF) vulnerability that could allow a malicious actor with network access to UEM to send their requests without authentication and to gain access to sensitive information.

Vulnerability details

CVE ID

CVE-2021-22054

Vulnerability

Omnissa Workspace ONE Server-Side Request Forgery

Vendor

Omnissa

Affected products

Omnissa: Workspace One UEM

Severity

HIGH

Exploitation status

Actively exploited in the wild (CISA KEV)

EPSS score

97.7% probability of exploitation in 30 days · 100th percentile

Published

2026-03-09

Remediation guidance

CVE-2021-22054 is in CISA's Known Exploited Vulnerabilities (KEV) catalog — U.S. federal civilian agencies are required to remediate it under Binding Operational Directive 22-01. Treat it as a priority for every environment.

Apply the vendor's official security update for Omnissa the affected product as soon as possible. Where a patch is unavailable, apply vendor mitigations or isolate/segment exposed systems.

FIRST EPSS estimates a 97.7% probability that CVE-2021-22054 will be exploited within the next 30 days (100th percentile of all CVEs) — useful for risk-based patch sequencing.

Hunt for indicators of compromise tied to this vulnerability and confirm logging/EDR coverage on affected assets.

Authoritative references

• NVD — National Vulnerability Database
• MITRE CVE Record
• CISA Known Exploited Vulnerabilities Catalog
• FIRST EPSS — Exploit Prediction Scoring