Low

druid-pac4j, Apache Druid extension, has Padding Oracle vulnerability

  • Disclosed: 17.09.2024
  • Updated: 11.10.2026 13:20

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 default, Druid installations not using the druid-pac4j extension are not affected by this vulnerability.

While we are not aware of a way to meaningfully exploit this flaw, we nevertheless recommend upgrading to version 30.0.1 or higher which fixes the issue and ensuring you have a strong druid.auth.pac4j.cookiePassphrase as a precaution.

Affected software

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PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) org.apache.druid.extensions:druid-pac4j >= 0.18.0, < 30.0.1 30.0.1

References

CVSS score 3.7/10
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE)
CWE-209, CWE-347
Platform
Java / Kotlin (Maven)
Package
org.apache.druid.extensions:druid-pac4j
Disclosed
17.09.2024
Updated
11.10.2026 13:20

Sources and licenses

OSV / GitHub Advisory Database - GHSA-p72w-r6fv-6g5h - CC BY 4.0

Vulnerability history: org.apache.druid.extensions:druid-pac4j

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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