Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Zookeeper | >= 3.8.0, < 3.8.6 |
Related Weaknesses (CWE)
References
- https://lists.apache.org/thread/qng3rtzv2pqkmko4rhv85jfplkyrgqdrMailing ListVendor Advisory
- http://www.openwall.com/lists/oss-security/2026/03/07/5Mailing ListThird Party Advisory
FAQ
What is CVE-2026-24308?
CVE-2026-24308 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 clie...
How severe is CVE-2026-24308?
CVE-2026-24308 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-24308?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Zookeeper.