AZ
Product
Apache ZooKeeper
by Apache Software Foundation · last CVE Sep 16, 2026
11
CVEs
0
On KEV
9.1
Max CVSS
0
New 30D
Severity mix
Critical 2High 5Medium 4Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2024-51504
9.1
1%
Nov 7
Apache ZooKeeper: Authentication bypass with IP-based authentication in Admin Server
Affected: 3.9.0 before 3.9.3
CVE-2023-44981
9.1
2%
Oct 11
Apache ZooKeeper: Authorization bypass in SASL Quorum Peer Authentication
Affected: 3.9.0 before 3.9.1; 3.8.0 through 3.8.2; 3.7.0 through 3.7.1; before 3.7.0
CVE-2026-79993
7.5
1%
Sep 16
Apache ZooKeeper: Missing ACL check on deleteContainer opcode allows unauthorized deletion of any empty persistent/container znode
Affected: 3.9.0 through 3.9.5; 3.8.0 through 3.8.6
CVE-2026-59969
7.5
0%
Sep 16
Apache ZooKeeper: Improper validation of certificate with host mismatch in FIPS mode
Affected: 3.9.0 through 3.9.5; 3.8.0 through 3.8.6
CVE-2026-59739
7.5
1%
Sep 16
Apache ZooKeeper: Information disclosure via SetWatches reconnect replay
Affected: 3.9.0 through 3.9.5; 3.8.0 through 3.8.6
CVE-2026-24308
7.5
1%
Mar 7
Apache ZooKeeper: Sensitive information disclosure in client configuration handling
Affected: 3.9.0 through 3.9.4; 3.8.0 through 3.8.5
CVE-2026-24281
7.4
1%
Mar 7
Apache ZooKeeper: Reverse-DNS fallback enables hostname verification bypass in ZooKeeper ZKTrustManager
Affected: 3.9.0 through 3.9.4; 3.8.0 through 3.8.5
CVE-2026-84501
5.3
1%
Sep 16
Apache ZooKeeper: Operational log forgery via newline injection in EnsembleAuthenticationProvider
Affected: 3.9.0 through 3.9.5; 3.8.0 through 3.8.6
CVE-2026-84439
5.3
1%
Sep 16
Apache ZooKeeper: Audit log injection via unsanitized output from multiple sources
Affected: 3.9.0 through 3.9.5; 3.8.0 through 3.8.6
CVE-2024-23944
5.3
0%
Mar 15
Apache ZooKeeper: Information disclosure in persistent watcher handling
Affected: 3.9.0 through 3.9.1; 3.8.0 through 3.8.3; 3.6.0 through 3.7.2
CVE-2025-58457
4.3
0%
Sep 24
Apache ZooKeeper: Insufficient Permission Check in AdminServer Snapshot/Restore Commands
Affected: 3.9.0 before 3.9.4
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