PT-2026-104185 · Apache · Apache Directory Ldap Api

·

CVE-2026-103877

·

Published

2026-10-02

·

Updated

2026-10-02

None

No severity ratings or metrics are available. When they are, we'll update the corresponding info on the page.
Deserialization of Untrusted Data vulnerability in Apache Directory LDAP API.
A rogue/compromised LDAP server (or pre-TLS MITM) can answer a client's loadSchema() subschema search with a schema object that contains a serialized Java class, allowing some potential RCE. 
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.

Deserialization of Untrusted Data

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-103877

Affected Products

Apache Directory Ldap Api