Threat Intelligence / CVE / CVE-2021-22054

CVE-2021-22054 — Vmware Workspace One Uem Console

CISA KEV

CVSS v3.1 7.5 (HIGH) · EPSS 93.8% (higher than 99.8% of all scored CVEs) · Priority 9/10 · Published 2021-12-17

As of 2026-03-10, CVE-2021-22054 is a HIGH-severity vulnerability in Vmware Workspace One Uem Console, CVSS v3.1 7.5, EPSS 93.8% (99.8th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-03-09), with a US federal remediation deadline of 2026-03-23. Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2021-22054, most recently “Omnissa Workspace ONE UEM Pre-Auth SSRF Active Exploitation (CVE-2021-22054)”.

Last updated: 2026-03-10

What is CVE-2021-22054?

VMware Workspace ONE UEM console 20.0.8 prior to 20.0.8.37, 20.11.0 prior to 20.11.0.40, 21.2.0 prior to 21.2.0.27, and 21.5.0 prior to 21.5.0.37 contain an SSRF vulnerability. This issue may allow a malicious actor with network access to UEM to send their requests without authentication and to gain access to sensitive information.

The record classifies CVE-2021-22054 under weakness class CWE-918. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 1731 days ago.

Severity and exploitation probability

CVSS v3.1 base score: 7.5 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (FIRST): 93.8% probability of exploitation in the next 30 days, higher than 99.8% of all scored CVEs
CISA KEV: Listed since 2026-03-09, federal remediation deadline 2026-03-23
Threadlinqs priority: 9/10 — CISA KEV-listed, which Threadlinqs floors at 9
Published: 2021-12-17, last modified 2026-03-10

Is CVE-2021-22054 being exploited?

CISA added CVE-2021-22054 to the Known Exploited Vulnerabilities catalog on 2026-03-09, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2026-03-23 under BOD 22-01. It currently carries a trending score of 40 in the Threadlinqs vulnerability feed.

Affected products and versions

Vmware: Workspace One Uem Console

How to fix CVE-2021-22054

The record marks a vendor fix as available for CVE-2021-22054. Patch reference: https://www.vmware.com/security/advisories/VMSA-2021-0029.html. Vendor advisory: https://www.vmware.com/security/advisories/VMSA-2021-0029.html. Because CVE-2021-22054 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2026-03-23. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.

Threat activity tracking CVE-2021-22054

1 tracked threat in the Threadlinqs corpus references CVE-2021-22054, either in the campaign’s CVE list or as an indicator on the campaign record.

Omnissa Workspace ONE UEM Pre-Auth SSRF Active Exploitation (CVE-2021-22054) — CRITICAL · 2026-03-09

Sources

Seeded from nvd and not yet processed by the Threadlinqs enrichment pipeline, so blank CVSS, EPSS or KEV fields above mean NOT MEASURED rather than measured-absent.

Full detection coverage & IOCs for threats exploiting CVE-2021-22054 are available via the Threadlinqs MCP server (Purple tier). View plans →

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