CVE-2021-26919

CVE-2021-26919 affects Apache Druid, where allowing users with certain JDBC permissions to supply MySQL JDBC properties not on the allowed list could enable code execution in Druid server processes via a malicious MySQL server. Documented behavior: trusted users can set up lookups or ingestion ta...

CVE-2021-36749

In Apache Druid versions

CVE-2021-26920

The CVE-2021-26920 issue affects Apache Druid’s ingestion system: the HTTP InputSource can be used by authenticated users to read data from sources other than intended (e.g., local files) with the Druid server’s privileges. This is not a privilege elevation when accessed directly, since a Local I...

CVE-2025-27888

Affected software and issue: Apache Druid with the management proxy enabled is vulnerable to SSRF, XSS, and Open Redirect via specially crafted URLs. Root cause / vulnerability details: When a request is proxied through the Druid management proxy, a crafted URL can redirect to an arbitrary server...

CVE-2022-28889

CVE-2022-28889 affects Apache Druid up to v0.22.1: the web console/server did not send headers to mitigate clickjacking. Druid v0.23.0 and later address this by implementing a Content-Security-Policy header. Base CVSSv3.1 score 4.3 (MEDIUM). The connected sources confirm impact is limited to miss...

CVE-2024-45537

Apache Druid CVE-2024-45537 describes a vulnerability where an authenticated user can bypass authorization by sending a specially crafted MySQL JDBC connection string that includes properties not on the allow list, enabling access to read data from other databases via JDBC. The issue stems from i...

CVE-2025-59390

Apache Druid (versions through 34.0.0 ) contains a vulnerability where the Kerberos authenticator uses a weak fallback secret if the druid.auth.authenticator.kerberos.cookieSignatureSecret configuration is not explicitly set. The secret is generated using ThreadLocalRandom, which is not a cryptog...