High severity · published Apr 1, 2026
CVE-2026-21765
HCL BigFix Platform is affected by insecure permissions on private cryptographic keys
7.8
CVSS
0.1%
EPSS
No
On KEV
Description
HCL BigFix Platform is affected by insecure permissions on private cryptographic keys. The private cryptographic keys located on a Windows host machine might be subject to overly permissive file system permissions.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BP
BigFix Platform · HCLSoftware
11.0.0 - 11.0.5 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-21765
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-21765
Vendor Advisory
https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0129906
More from BigFix Platform
3.3
CVE-2026-21767
HCL BigFix Platform is affected by insufficient authentication