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CVE-2026-21821 - Vulnerability Analysis

HighCVSS: 8.3

Last Updated: May 14, 2026

HCL BigFix SCM Reporting - Stored XSS

Published: May 13, 2026Updated: May 14, 2026Remote Exploitable

Overview

HCL BigFix SCM Reporting site contains an outdated jQuery 1.x library, exposing it to client-side attacks such as Cross-Site Scripting (XSS) due to publicly known security weaknesses, exploit requires user interaction.

Severity & Score

Severity: High

CVSS Score: 8.3

Impact

Attackers can execute malicious scripts in users' browsers, leading to data theft or session hijacking.

Mitigation

Update jQuery to the latest supported version.

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130744

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-21821
Severity: High
CVSS Score: 8.3
Type: stored_xss
Status: unconfirmed

CWE

CWE-1104

CVSS Metrics

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H