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Product · Apache Software Foundation

Apache Druid

11 known vulnerabilities.

Apache Druid at a glance

Last 12 months
2
Critical · all time
2
Exploited · all time
0
Public exploit · all time
3
New vulnerabilities per month · last 12 months
0 1 1 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 1 vulnerability, 1 critical March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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11 results · Feed

  • Critical 9.8

    Apache Druid: Authentication Bypass via LDAP Anonymous Bind

    Affected Products and Versions * Apache Druid * Affected Versions: 0.17.0 through 35.x (all versions prior to 36.0.0) * Prerequisites: * druid-basic-security extension enabled * LDAP authenticator configured * Underlying LDAP server permits anonymous bind    …

  • Critical 9.8
    CVE-2025-59390 Public exploit

    Apache Druid: Kerberos authenticaton chooses a cryptographically unsecure secret if not configured explicitly.

    Apache Druid’s Kerberos authenticator uses a weak fallback secret when the `druid.auth.authenticator.kerberos.cookieSignatureSecret` configuration is not explicitly set. In this case, the secret is generated using `ThreadLocalRandom`, which is not a crypto-gr…

  • Medium 5.8

    Apache Druid: Server-Side Request Forgery and Cross-Site Scripting

    Severity: medium (5.8) / important Server-Side Request Forgery (SSRF), Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'), URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Apache Druid. This issue affects …

  • Medium 6.5

    Apache Druid: Users can provide MySQL JDBC properties not on allow list

    Apache Druid allows users with certain permissions to read data from other database systems using JDBC. This functionality allows trusted users to set up Druid lookups or run ingestion tasks. Druid also allows administrators to configure a list of allowed pro…

  • Medium 5.3

    Apache Druid: Padding oracle in druid-pac4j extension that allows an attacker to manipulate a pac4j session cookie via Padding Oracle Attack

    Padding Oracle vulnerability in Apache Druid extension, druid-pac4j. This could allow an attacker to manipulate a pac4j session cookie. This issue affects Apache Druid versions 0.18.0 through 30.0.0. Since the druid-pac4j extension is optional and disabled by…

  • Medium 4.3

    Clickjacking in the web console

    In Apache Druid 0.22.1 and earlier, the server did not set appropriate headers to prevent clickjacking. Druid 0.23.0 and later prevent clickjacking using the Content-Security-Policy header.

  • Medium 6.1

    Reflected XSS on certain HTTP endpoints

    In Apache Druid 0.22.1 and earlier, certain specially-crafted links result in unescaped URL parameters being sent back in HTML responses. This makes it possible to execute reflected XSS attacks.

  • Medium 6.5
    CVE-2021-36749 Public exploit EPSS 81%

    Apache Druid: The HTTP inputSource allows authenticated users to read data from other sources than intended (incomplete fix of CVE-2021-26920)

    In the Druid ingestion system, the InputSource is used for reading data from a certain data source. However, the HTTP InputSource allows authenticated users to read data from other sources than intended, such as the local file system, with the privileges of t…

  • Medium 6.5

    Apache Druid: The HTTP inputSource allows authenticated users to read data from other sources than intended

    In the Druid ingestion system, the InputSource is used for reading data from a certain data source. However, the HTTP InputSource allows authenticated users to read data from other sources than intended, such as the local file system, with the privileges of t…

  • High 8.8
    CVE-2021-26919 EPSS 35%

    Apache Druid Authenticated users can execute arbitrary code from malicious MySQL database systems.

    Apache Druid allows users to read data from other database systems using JDBC. This functionality is to allow trusted users with the proper permissions to set up lookups or submit ingestion tasks. The MySQL JDBC driver supports certain properties, which, if l…

  • High 8.8
    CVE-2021-25646 Public exploit EPSS 99%

    Authenticated users can override system configurations in their requests which allows them to execute arbitrary code.

    Apache Druid includes the ability to execute user-provided JavaScript code embedded in various types of requests. This functionality is intended for use in high-trust environments, and is disabled by default. However, in Druid 0.20.0 and earlier, it is possib…