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Vulnerability record · CVE-2026-21767 · published 2 April 2026

CVE-2026-21767: Hcltech bigfix platform missing authentication for critical function vulnerability

Hcltech · Bigfix Platform

HCL BigFix Platform is affected by insufficient authentication.  The application might allow users to access sensitive areas of the application without proper authentication.

3.3 CVSS 3.1 Low EPSS 0.11% · top 98.7% CWE-306 · Missing authentication for critical function
3.3CVSS 3.1 base score
0.11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

HCL BigFix Platform is affected by insufficient authentication.  The application might allow users to access sensitive areas of the application without proper authentication.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0129906 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-27762Hcltech bigfix platform vulnerabilityMisconfigured security-related HTTP headers: Several security-related headers were missing or mis-configured on the web responsesEPSS 0.72%8.8CVE-2024-23554Hcltech bigfix platform cross-site request forgery vulnerabilityCross-Site Request Forgery (CSRF) on Session Token vulnerability that could potentially lead to Remote Code Execution (RCE).EPSS 0.27%8.8CVE-2023-37536Apache xerces-c\+\+ integer overflow vulnerabilityAn integer overflow in xerces-c++ 3.2.3 in BigFix Platform allows remote attackers to cause out-of-bound access via HTTP request.EPSS 1.4%7.8CVE-2026-21765Hcltech bigfix platform incorrect default permissions vulnerabilityHCL BigFix Platform is affected by insecure permissions on private cryptographic keys.  The private cryptographic keys located on a Windows host mach…EPSS 0.10%7.8CVE-2022-38659Hcltech bigfix platform inadequate encryption strength vulnerabilityIn specific scenarios, on Windows the operator credentials may be encrypted in a manner that is not completely machine-dependent.EPSS 0.13%7.8CVE-2021-27765Hcltech bigfix platform improper privilege management vulnerabilityThe BigFix Server API installer is created with InstallShield, which was affected by CVE-2021-41526, a vulnerability that could allow a local user to…EPSS 0.34%7.8CVE-2021-27766Hcltech bigfix platform improper privilege management vulnerabilityThe BigFix Client installer is created with InstallShield, which was affected by CVE-2021-41526, a vulnerability that could allow a local user to per…EPSS 0.19%7.8CVE-2021-27767Hcltech bigfix platform improper privilege management vulnerabilityThe BigFix Console installer is created with InstallShield, which was affected by CVE-2021-41526, a vulnerability that could allow a local user to pe…EPSS 0.19%

Source: NIST National Vulnerability Database (record CVE-2026-21767), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.