{"api_version":"1","generated_at":"2026-07-30T20:40:01+00:00","cve":"CVE-2026-44617","urls":{"html":"https://cve.report/CVE-2026-44617","api":"https://cve.report/api/cve/CVE-2026-44617.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-44617","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-44617"},"summary":{"title":"Apache Zeppelin: LDAP filter injection in LdapRealm — incomplete fix of CVE-2024-31867","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.","state":"PUBLISHED","assigner":"apache","published_at":"2026-07-30 16:17:12","updated_at":"2026-07-30 19:33:40"},"problem_types":["CWE-90","CWE-90 CWE-90 Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')"],"metrics":[],"references":[{"url":"https://lists.apache.org/thread/s65t6n3s1v4j5b1w7zvv5w73ko69m1zv","name":"https://lists.apache.org/thread/s65t6n3s1v4j5b1w7zvv5w73ko69m1zv","refsource":"security@apache.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-31867","name":"https://www.cve.org/CVERecord?id=CVE-2024-31867","refsource":"security@apache.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/apache/zeppelin/pull/5226","name":"https://github.com/apache/zeppelin/pull/5226","refsource":"security@apache.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-44617","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44617","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apache Software Foundation","product":"Apache Zeppelin","version":"affected 0.11.1 0.12.1 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"decsecre452","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Apache Zeppelin","vendor":"Apache Software Foundation","versions":[{"lessThan":"0.12.1","status":"affected","version":"0.11.1","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"decsecre452"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"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."}],"value":"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":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-90","description":"CWE-90 Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-30T15:22:39.054Z","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache"},"references":[{"name":"Apache Zeppelin PR #5226","tags":["patch"],"url":"https://github.com/apache/zeppelin/pull/5226"},{"name":"CVE-2024-31867 (incomplete fix)","url":"https://www.cve.org/CVERecord?id=CVE-2024-31867"},{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/s65t6n3s1v4j5b1w7zvv5w73ko69m1zv"}],"source":{"discovery":"EXTERNAL"},"title":"Apache Zeppelin: LDAP filter injection in LdapRealm — incomplete fix of CVE-2024-31867","x_generator":{"engine":"Vulnogram 0.2.0"}}},"cveMetadata":{"assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","assignerShortName":"apache","cveId":"CVE-2026-44617","datePublished":"2026-07-30T15:22:39.054Z","dateReserved":"2026-05-07T07:50:20.046Z","dateUpdated":"2026-07-30T15:22:39.054Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-30 16:17:12","lastModifiedDate":"2026-07-30 19:33:40","problem_types":["CWE-90","CWE-90 CWE-90 Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"44617","Ordinal":"1","Title":"Apache Zeppelin: LDAP filter injection in LdapRealm — incomplete","CVE":"CVE-2026-44617","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"44617","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"Apache Zeppelin: LDAP filter injection in LdapRealm — incomplete"}]}}}