CVE-2021-22054

CVE-2021-22054 is a high-severity (CVSS 7.5) vulnerability in Omnissa Workspace One UEM. CISA added it to the Known Exploited Vulnerabilities catalog on March 9, 2026, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by March 23, 2026. CISA does not currently list it as used in ransomware campaigns.

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.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

• https://www.vmware.com/security/advisories/VMSA-2021-0029.html
• https://www.vmware.com/security/advisories/VMSA-2021-0029.html
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22054
• https://www.greynoise.io/blog/new-ssrf-exploitation-surge