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Apache ZooKeeper versions 3.6.4-r4 vulnerable to security issue
CLEANSTART-2026-BB02574
Summary
Apache ZooKeeper versions 3.6.4-r4 contain a security vulnerability that could allow unauthorized access to sensitive data. To protect your system, update to a newer version of Apache ZooKeeper that has this issue fixed.
What to do
- Update apache-zookeeper to version 3.6.4-r4.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| – | apache-zookeeper | <= 3.6.4-r4 | 3.6.4-r4 |
Original title
Security fixes for ghsa-72hv-8253-57qq applied in versions: 3.6.4-r4
Original description
Security vulnerability affects the apache-zookeeper package. This issue is resolved in later releases. See references for vulnerability details.
Published: 8 Apr 2026 · Updated: 9 Apr 2026 · First seen: 9 Apr 2026