{"id":"CVE-2026-21840","aliases":["EUVD-2026-44531","GHSA-95qg-pcpr-8wr9"],"status":"published","title":"HCL BigFix Platform is affected by a user enumeration vulnerability","description":"HCL BigFix Platform is affected by a user enumeration vulnerability which might allow an attacker, through careful system control and response time monitoring, to perform some level of user enumeration for the BigFix service.","severity":{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0024,"percentile":0.15225,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-208"],"published":"2026-07-14T21:36:52Z","modified":"2026-10-24T21:10:00Z","products":[{"vendor":"hcl software","product":"hcl bigfix platform"},{"vendor":"hclsoftware","product":"hcl bigfix platform"}],"references":[{"url":"https://support.hcl-software.com/csm?id=kb_article\u0026sysparm_article=KB0132093"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21840"},{"url":"https://github.com/advisories/GHSA-95qg-pcpr-8wr9"}],"sources":{"cve":[{"id":"CVE-2026-21840","title":"HCL BigFix Platform is affected by a user enumeration vulnerability","description":"HCL BigFix Platform is affected by a user enumeration vulnerability which might allow an attacker, through careful system control and response time monitoring, to perform some level of user enumeration for the BigFix service.","status":"published","published":"2026-07-14T21:36:52.776Z","modified":"2026-07-15T12:46:19.073Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-208"],"updated_at":"2026-11-02T13:41:53.237769Z"}],"euvd":[{"id":"EUVD-2026-44531","description":"HCL BigFix Platform is affected by a user enumeration vulnerability which might allow an attacker, through careful system control and response time monitoring, to perform some level of user enumeration for the BigFix service.","status":"published","published":"2026-07-14T21:36:52Z","modified":"2026-07-15T12:46:19Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T18:19:53.226345Z"}],"ghsa":[{"id":"GHSA-95qg-pcpr-8wr9","title":"HCL BigFix Platform is affected by a user enumeration vulnerability which might allow an attacker...","description":"HCL BigFix Platform is affected by a user enumeration vulnerability which might allow an attacker, through careful system control and response time monitoring, to perform some level of user enumeration for the BigFix service.","status":"published","published":"2026-07-15T00:31:40Z","modified":"2026-07-15T00:31:49Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-208"],"updated_at":"2026-11-02T15:09:32.601666Z"}],"nvd":[{"id":"CVE-2026-21840","description":"HCL BigFix Platform is affected by a user enumeration vulnerability which might allow an attacker, through careful system control and response time monitoring, to perform some level of user enumeration for the BigFix service.","status":"published","published":"2026-07-14T22:16:52.527Z","modified":"2026-10-24T21:10:00.13Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-208"],"updated_at":"2026-11-02T14:12:29.879716Z"}]}}