# CVE-2021-22054: VMware Workspace ONE UEM console - SSRF

> Live exploitation tracking for CVE-2021-22054 by the CrowdSec Live Exploit Tracker, built from real-world attack data crowdsourced from CrowdSec's global network.

Page: https://tracker.crowdsec.net/cves/CVE-2021-22054

## Key facts

- **Exploitation phase:** Limited Exploitation. The vulnerability is known but shows very limited attacker interest or exploitation activity.
- **CVSS score:** 7.5
- **Public exploit available:** Yes
- **Affected products:** VMware Workspace ONE UEM console
- **Weaknesses:** CWE-918 (Server-Side Request Forgery (SSRF))
- **Tags:** enterprise_software, management_panel

## Description

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.

## CrowdSec analysis

[CVE-2021-22054](https://euvd.enisa.europa.eu/vulnerability/CVE-2021-22054) is a server-side request forgery (SSRF) vulnerability in VMware Workspace ONE UEM console versions prior to specific patch levels. This flaw allows attackers with network access to the UEM console to send unauthorized requests and potentially access sensitive internal information without authentication. Exploitation of this vulnerability could enable threat actors to pivot within the network or harvest confidential data from internal resources.

CrowdSec has been tracking this vulnerability and its exploits since 8th of April 2026.

CrowdSec has not observed any significant exploitation activity targeting CVE-2021-22054 across its network. As a result, no community-driven trend analysis is available for this vulnerability at this time.

Attackers exploit this vulnerability by sending crafted requests to the `/Catalog/BlobHandler.ashx` endpoint with a `Url` parameter, enabling server-side request forgery to access internal resources.

## Timeline

- 2021-12-17: CVE Published. CVE-2021-22054 is published to NVD.
- 2026-03-09: CISA KEV. CVE-2021-22054 is added to the Known Exploited Vulnerabilities catalog by CISA.
- 2026-03-23: CISA Remediation Deadline. Expiration of the CISA remediation deadline as described in [BOD 22-01](https://www.cisa.gov/news-events/directives/bod-22-01-reducing-significant-risk-known-exploited-vulnerabilities).
- 2026-04-08: Rule Released. CrowdSec releases a rule to detect CVE-2021-22054 exploitation attempts against the CrowdSec Network.
- 2026-04-08: CrowdSec First Seen. CrowdSec observes in-the-wild exploitation of CVE-2021-22054 for the first time.

## References

- https://www.greynoise.io/blog/new-ssrf-exploitation-surge
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22054
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-22054.yaml

## Live exploitation data

The [Live Exploit Tracker page](https://tracker.crowdsec.net/cves/CVE-2021-22054) follows observed exploitation activity for CVE-2021-22054. [Request an API key](https://tracker.crowdsec.net/request-api-key) for full access to its exploitation timeline, attacking IP addresses and blocklists.