CVE-2026-59739: Apache ZooKeeper: Information disclosure via SetWatches reconnect replay

Published Sep 15, 2026

Updated

Affected Software

1 affected component

Apache Zookeeper><

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade Apache ZooKeeper to a version that resolves this vulnerability.
Fixed in 3.9.6
Upgrade
Upgrade Apache ZooKeeper to a version that resolves this vulnerability.
Fixed in 3.8.7

Event History

Sep 16, 2026

CVE Published

via MITRE·09:26 AM

Data Sourced

via MITRE·09:26 AM

DescriptionWeakness

Company

Resources

Contact

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