Source: zookeeper
Version: 3.9.4-2
Severity: important
Tags: security upstream
X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>

Hi,

The following vulnerability was published for zookeeper.

CVE-2026-24308[0]:
| 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.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2026-24308
    https://www.cve.org/CVERecord?id=CVE-2026-24308
[1] https://lists.apache.org/thread/qng3rtzv2pqkmko4rhv85jfplkyrgqdr

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore
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