{"id":"CVE-2026-66987","aliases":["EUVD-2026-118322","GHSA-3pw3-fxfc-9pqv"],"status":"published","title":"HCL AION is affected by multiple security vulnerabilities.","description":"HCL AION is affected by a vulnerability where the account lockout mechanism did not sufficiently restrict repeated failed login attempts, allowing an attacker to make a large number of password guesses against a user account. This may increase the risk of account compromise through brute-force attacks, potentially resulting in unintended behavior or security impact under certain conditions.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00225,"percentile":0.13294,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-307"],"published":"2026-11-06T15:37:40Z","modified":"2026-11-06T18:35:15Z","products":[{"vendor":"hcl","product":"hcl aion"},{"vendor":"hcl software","product":"hcl aion"}],"references":[{"url":"https://support.hcl-software.com/csm?id=kb_article\u0026sysparm_article=KB0135217"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-66987"},{"url":"https://github.com/advisories/GHSA-3pw3-fxfc-9pqv"}],"sources":{"cve":[{"id":"CVE-2026-66987","title":"HCL AION is affected by multiple security vulnerabilities.","description":"HCL AION is affected by a vulnerability where the account lockout mechanism did not sufficiently restrict repeated failed login attempts, allowing an attacker to make a large number of password guesses against a user account. This may increase the risk of account compromise through brute-force attacks, potentially resulting in unintended behavior or security impact under certain conditions.","status":"published","published":"2026-11-06T15:37:40.845Z","modified":"2026-11-10T14:36:17.861Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-307"],"updated_at":"2026-11-10T15:39:11.409762Z"}],"euvd":[{"id":"EUVD-2026-118322","description":"HCL AION is affected by a vulnerability where the account lockout mechanism did not sufficiently restrict repeated failed login attempts, allowing an attacker to make a large number of password guesses against a user account. This may increase the risk of account compromise through brute-force attacks, potentially resulting in unintended behavior or security impact under certain conditions.","status":"published","published":"2026-11-06T15:37:40Z","modified":"2026-11-10T14:36:17Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-06T21:07:07.678117Z"}],"ghsa":[{"id":"GHSA-3pw3-fxfc-9pqv","title":"HCL AION is affected by a vulnerability where the account lockout mechanism did not sufficiently...","description":"HCL AION is affected by a vulnerability where the account lockout mechanism did not sufficiently restrict repeated failed login attempts, allowing an attacker to make a large number of password guesses against a user account. This may increase the risk of account compromise through brute-force attacks, potentially resulting in unintended behavior or security impact under certain conditions.","status":"published","published":"2026-11-06T18:35:14Z","modified":"2026-11-06T18:35:15Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-307"],"updated_at":"2026-11-06T19:01:26.771329Z"}],"nvd":[{"id":"CVE-2026-66987","description":"HCL AION is affected by a vulnerability where the account lockout mechanism did not sufficiently restrict repeated failed login attempts, allowing an attacker to make a large number of password guesses against a user account. This may increase the risk of account compromise through brute-force attacks, potentially resulting in unintended behavior or security impact under certain conditions.","status":"published","published":"2026-11-06T16:18:58.193Z","modified":"2026-11-10T15:17:29.33Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-307"],"updated_at":"2026-11-07T00:02:36.552517Z"}]}}