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CVE-2026-21785

HCL BigFix Remote Control Server WebUI is affected by a misconfigured Content Security Policy

Published: May 27, 2026Updated: May 27, 2026 Sources: CVE List NVD
NVD MITRE
4.0CVSS
MEDIUM

A misconfigured Content Security Policy (CSP) in HCL BigFix Remote Control Server WebUI (versions 10.1.0.0442 and earlier) fails to define directives without fallbacks, allowing attackers to bypass intended security restrictions and load unauthorized resources.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:HPR:HUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None

Weaknesses

CWE-1021

Affected Products

BigFix Remote Control Server
HCLSoftware

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130581
support.hcl-software.com

Timeline

Published
May 27, 2026
Last Updated
May 27, 2026

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