{"schema_version": "1.6.1", "id": "CVE-2026-103552", "summary": "A unbound client can send a deeply nested search filter that overflows the stack in the server's decoder", "details": "Stack Overflow vulnerability in Apache Directory LDAP API.\n\n\n\nBefore binding, a client can send a deeply nested search filter that overflows the stack in the server's decoder.\n\n\n\nThis issue affects Apache Directory LDAP API: from 1.2.0 before 1.2.9.\n\n\n\nUsers are recommended to upgrade to version 1.2.9, which fixes the issue.", "affected": [{"ranges": [{"type": "SEMVER", "events": [{"introduced": "1.2.0"}, {"fixed": "1.2.9"}]}]}], "references": [{"type": "WEB", "url": "https://lists.apache.org/thread.html/fn3bwknn57266hx66w9vv6b4k8rfwcx7"}]}