Medium6.5Apache Software Foundation

Medium [CVE-2024-31867 +1] LDAP filter injection vulnerability in Apache Zeppelin

This medium-severity Apache Software Foundation advisory covers CVE-2024-31867 and CVE-2026-44617 affecting Apache Zeppelin.

CVE-2026-44617 Published Jul 30, 2026Updated by vendor Aug 5, 2026

CVE-2024-31867 CVE-2026-44617

Affected products & platforms

Apache Software FoundationUnclassified

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Summary

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 versions

0.11.1
0.11.2
0.12.0

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

0.12.1

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Users are recommended to upgrade to version 0.12.1, which fixes this issue.

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Official vendor advisoryofficial
Official advisory page fetched and parsed for the summary, affected/fixed versions and remediation guidance it provides.
Apache Software Foundation
CVE.org CNA recordCVE.org
Independent CNA record used for near-real-time discovery and missed-CVE reconciliation. Discovered from the machine-readable feed https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/delta.json; this link opens the CVE.org record for CVE-2024-31867 instead of the raw feed document.
CVE Program

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Official resources

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Official documentation
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Apache project downloads (fixed releases)
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