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VULNERABILITIES

CVE-2026-44617 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/apache/zeppelin/pull/5226 [email protected]Issue TrackingPatch
https://lists.apache.org/thread/s65t6n3s1v4j5b1w7zvv5w73ko69m1zv [email protected]Mailing ListVendor Advisory
https://www.cve.org/CVERecord?id=CVE-2024-31867 [email protected]Mailing ListThird Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-90Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')[email protected]

Affected Products

ProductVersions
apache zeppelin
>= 0.11.1, < 0.12.1

CPE

  • cpe:2.3:a:apache:zeppelin:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-44617
NVD Published Date:
Jul 30, 2026
NVD Last Modified:
Aug 5, 2026
Source:
[email protected]
CVE-2026-44617 Details - Not Deferred