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CVE PROGRAM SOURCE RECORD6.5 Medium

CVE-2026-24308

Apache ZooKeeper: Sensitive information disclosure in client configuration handling

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Status
Published
Published
Updated
Assigning organization
apache

Description

Improper handling of configuration values in ZKConfig in Apache ZooKeeper 3.8.5 and 3.9.4 on all platforms allows an attacker to expose sensitive information stored in client configuration in the client's logfile. Configuration values are exposed at INFO level logging rendering potential production systems affected by the issue. Users are recommended to upgrade to version 3.8.6 or 3.9.5 which fixes this issue.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Apache Software Foundation Apache ZooKeeper

Default version status: unaffected

  • 3.9.0 to ≤ 3.9.4affected
  • 3.8.0 to ≤ 3.8.5affected

References