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Medium · 6.5 CVE-2026-44617 EUVD-2026-51162GHSA-853r-vxg2-55r2

Apache Zeppelin: LDAP filter injection in LdapRealm — incomplete fix of CVE-2024-31867

Published Jul 30, 2026 · Updated Jul 31, 2026 · Assigned by apache

Description

LDAP filter injection vulnerability in Apache Zeppelin. LdapRealm used RFC 4514 distinguished-name escaping when constructing LDAP search filters instead of RFC 4515 filter escaping, leaving special filter characters insufficiently escaped.                   This is an incomplete fix of CVE-2024-31867. This issue affects Apache Zeppelin versions 0.11.1, 0.11.2, and 0.12.0. Users are recommended to upgrade to version 0.12.1, which fixes this issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Zeppelin 0.11.1 – < 0.12.1 0.12.1

References