# CVE-2021-27780

## Summary

- **CVE ID:** CVE-2021-27780
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
- **CWE:** CWE-112
- **Published:** May 27, 2022
- **Last Modified:** Mar 13, 2026

## Description

The software may be vulnerable to both Un-Auth XML interaction and unauthenticated device enrollment.

## Affected Products

- HCL Software — HCL BigFix Mobile / Modern Client Management (1.x, 2.x)

## References

- [CNA](https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0098028)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.21%
- **EPSS Percentile:** 42.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._