# CVE-2021-21975

Server Side Request Forgery in vRealize Operations Manager API (CVE-2021-21975) prior to 8.4 may allow a malicious actor with network access to the vRealize Operations Manager API can perform a Server Side Request Forgery attack to steal administrative credentials.

- Page: https://www.vulneraibility.com/cve/CVE-2021-21975
- CVSS: 7.5
- Known exploited: yes, in CISA KEV since 2022-01-18; CISA due date 2022-02-01; known ransomware use
- EPSS: 78.00% (percentile 99.6)
- Public exploit code: 1 Metasploit module · 8 GitHub proofs of concept · 1 Nuclei template (first 2021-03-31)
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2026-08-12)
- Weakness: CWE-918
- Published: 2021-03-31

## Affected versions

- VMware vRealize Operations: affected VMware vRealize Operations prior to 8.4

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://www.vmware.com/security/advisories/VMSA-2021-0004.html
- [other] http://packetstormsecurity.com/files/162349/VMware-vRealize-Operations-Manager-Server-Side-Request-Forgery-Code-Execution.html
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21975

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.