CVE-2026-21785

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.

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CVSS v3.1

4 MEDIUM

EPSS

0.15%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

CVSS v3.1 Detail

Attack VectorNETWORK

Attack ComplexityHIGH

Privileges RequiredHIGH

User InteractionREQUIRED

ScopeCHANGED

ConfidentialityLOW

IntegrityLOW

AvailabilityNONE

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

Connections

1 relationships

CWE-1021

source

Timeline

disclosure → media coverage

May 27, 2026

Disclosure — published as a CVE record. · last revised by NVD Jun 1, 2026