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Vulnerabilities

Vulnerability · CVE-2025-0276

HCL BigFix Modern Client Management (MCM) 3.3 and earlier are vulnerable to certain insecure directives within the Content Security Policy (CSP).

Published Oct 16, 2025 · catalog updated Oct 16, 2025 · HCL Software BigFix Modern Client Management

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-0276. EPSS is 0.30%. Act only if a listed version of HCL Software BigFix Modern Client Management is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.30%
Remediation
Vendor / distro source
Affected products
vendor HCL Software BigFix Modern Client Management ≤3.3

HCL BigFix Modern Client Management (MCM) 3.3 and earlier are vulnerable to certain insecure directives within the Content Security Policy (CSP). An attacker could trick users into performing actions by not properly restricting the sources of scripts and other content.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor HCL Software BigFix Modern Client Management ≤3.3≤3.3

How to fix CVE-2025-0276

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-0276. EPSS is 0.30%. Act only if a listed version of HCL Software BigFix Modern Client Management is installed.

Which versions are affected?

Compare what you have installed with HCL Software BigFix Modern Client Management ≤3.3 ≤3.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.30%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 16, 2025 · EUVD

    Detected

    HCL BigFix Modern Client Management (MCM) 3.3 and earlier are vulnerable to certain insecure directives within the Content Security Policy (CSP). An attacker could trick users into performing actions by not properly restricting the sources of scripts and other content.

  2. Oct 16, 2025 · EUVD

    Updated

    HCL BigFix Modern Client Management (MCM) 3.3 and earlier are vulnerable to certain insecure directives within the Content Security Policy (CSP). An attacker could trick users into performing actions by not properly restricting the sources of scripts and other content.

Sources

  • CVE.orgVulnerability recordCVE-2025-0276

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-0276

    30-day exploitation probability 0.30%

    first.org
  • EUVDVulnerability recordEUVD-2025-34727

    HCL BigFix Modern Client Management (MCM) 3.3 and earlier are vulnerable to certain insecure directives within the Content Security Policy (CSP). An attacker could trick users into performing actions by not properly restricting the sources of scripts and other content.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 26, 2026
  • CVE.orgOct 26, 2026
  • EUVDOct 26, 2026