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TI-2026-32524 Aliases CVE-2026-44617GHSA-853r-vxg2-55r2

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

Priority LOW 36CWE-90Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00838 58th percentileScored 2026-11-07
Fix Fixed Apache Zeppelin (Apache Software Foundation): 0.12.1

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ApacheApache Zeppelin0.11.1 to before 0.12.10.12.1Patch availableCNA
  • Apache Zeppelin VendorApache Affected 0.11.1 to before 0.12.1 Fixed in 0.12.1 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:apache:zeppelin:*:*:*:*:*:*:*:*0.11.1 to before 0.12.1VulnerableApache
  • cpe:2.3:a:apache:zeppelin:*:*:*:*:*:*:*:* Versions 0.11.1 to before 0.12.1 Vulnerable ·Apache

Remediation

  • Fix · CNA Apache Zeppelin (Apache Software Foundation) Fixed in 0.12.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apache Zeppelin 0.12.1

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-32523 Apache Zeppelin: LDAP injection in ActiveDirectoryGroupRealm filter constructionPriority LOW 32
    • TI-2026-32521 Apache Zeppelin: Cross-site request forgery in REST and WebSocket request handlingPriority LOW 27
    Show all 3 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-44617
  2. 2026-10-03 Alias added: GHSA-853r-vxg2-55r2

References

Patch 1

Advisory 2

  • TI-2024-20984 Apache Zeppelin: Interpreter download command does not escape malicious code injection CVSS 3.1CRITICAL 9.8
  • TI-2024-20982 Apache Zeppelin: Remote code execution by adding malicious JDBC connection string CVSS 3.1CRITICAL 9.8
  • TI-2019-07420 bash command injection in spark interpreter CVSS 3.1CRITICAL 9.8
  • TI-2018-01220 Improper authentication in Apache Zeppelin CVSS 3.0HIGH 8.8
  • TI-2017-09344 Session fixation in Apache Zeppelin CVSS 3.0HIGH 8.1
  • TI-2024-34954 Apache Zeppelin: Arbitrary file read by adding malicious JDBC connection string CVSS 3.1HIGH 7.5
See all 25 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences