{"schema_version": "1.6.1", "id": "CVE-2026-103880", "summary": "Denial of service via excessive bcrypt cost factor in stored passwords", "details": "Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API.\n\n\n\nStoring a password using the bcrypt algorithm with a high force like 30 in a LDAP server that supports this algorithm will cause the server CPU to  run for hours checking the credentials. A bounded cost should be enforced to avoid a server DOS.\n\n\n\nThis issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9.\n\n\n\nUsers are recommended to upgrade to version 2.1.9, which fixes the issue.", "affected": [{"ranges": [{"type": "SEMVER", "events": [{"introduced": "2.1.0"}, {"fixed": "2.1.9"}]}]}], "references": [{"type": "WEB", "url": "https://lists.apache.org/thread.html/39q63m54v9go6xj7pqj7q18c3szn9go4"}]}