Severity: important Affected versions:
- Apache Directory LDAP API 2.1.0 before 2.1.9 Description: Asymmetric Resource Consumption vulnerability in Apache Directory LDAP API. A LDAP server using the LDAP API (like Apache DS) may consume 100% of a CPU core indefinitely when processing some badly crafted Telephone Numbers. This issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9. Users are recommended to upgrade to version 2.1.9, which fixes the issue. This issue is being tracked as CWE-405 Asymmetric Resource Consumption (Amplification) Credit: Claude Security (tool) The Apache Software Foundation (finder) References: https://directory.apache.org/ https://www.cve.org/CVERecord?id=CVE-2026-103885 https://issues.apache.org/jira/browse/CWE-405 Asymmetric Resource Consumption (Amplification)
