# CVE-2026-21821

## Summary

- **CVE ID:** CVE-2026-21821
- **Severity:** HIGH
- **CVSS Score:** 8.3 (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H)
- **CWE:** CWE-1104
- **Published:** May 13, 2026
- **Last Modified:** May 14, 2026

## Description

The HCL BigFix SCM Reporting site contains an outdated and unsupported version of the jQuery 1.x library. Since jQuery 1.x has reached end-of-life and no longer receives security updates, it may expose the application to publicly known security weaknesses and increase the risk of client-side attacks such as Cross-Site Scripting (XSS) or manipulation through vulnerable third-party components.

## Affected Products

- HCLSoftware — BigFix SCM Reporting (11.0.5)

## References

- [CNA](https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130744)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.21%
- **EPSS Percentile:** 11.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._