Known exploited vulnerability
CVE-2021-22054
The short answer
CVE-2021-22054 affects n/a VMware Workspace ONE UEM console and is rated high (CVSS 7.5). CISA added it to the Known Exploited Vulnerabilities catalog on 2026-03-09: attackers are using it, so patch it first. The vendor has linked a patch.
What it is
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.
Weakness: CWE-918.
Severity
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploited (CISA KEV)
Yes, since Mar 9, 2026
Federal due date Mar 23, 2026
EPSS, next 30 days
100%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
What CISA says to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Affected products
VMware Workspace ONE UEM console. NVD's record lists the exact affected versions.
References
- www.vmware.com/security/advisories/VMSA-2021-0029.html PatchVendor Advisory
- www.vmware.com/security/advisories/VMSA-2021-0029.html PatchVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22054 US Government Resource
- www.greynoise.io/blog/new-ssrf-exploitation-surge Third Party Advisory
Questions
Is CVE-2021-22054 being exploited?
Yes. CISA added CVE-2021-22054 to its Known Exploited Vulnerabilities catalog on 2026-03-09, with a federal remediation due date of 2026-03-23.
How do I fix CVE-2021-22054?
CISA's required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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