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CVE-2026-84501

🗓️ 16 Sep 2026 09:28:10Reported by apacheType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Unauthenticated log forgery in Apache ZooKeeper via newline in EnsembleAuthenticationProvider.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-84501 Apache ZooKeeper: Operational log forgery via newline injection in EnsembleAuthenticationProvider
16 Sep 202609:28
cvelist
euvd
EUVD
EUVD-2026-80334
16 Sep 202609:28
euvd
nvd
NVD
CVE-2026-84501
16 Sep 202610:16
nvd
Vulners
Node
OR
apachezookeeperMatch3.9.0
apachezookeeperMatch3.8.0
[
  {
    "vendor": "Apache Software Foundation",
    "product": "Apache ZooKeeper",
    "collectionURL": "https://repo.maven.apache.org/maven2",
    "packageName": "org.apache.zookeeper:zookeeper",
    "packageURL": "pkg:maven/org.apache.zookeeper/zookeeper",
    "versions": [
      {
        "status": "affected",
        "version": "3.9.0",
        "lessThanOrEqual": "3.9.5",
        "versionType": "maven"
      },
      {
        "status": "affected",
        "version": "3.8.0",
        "lessThanOrEqual": "3.8.6",
        "versionType": "maven"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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16 Sep 2026 11:16Current
5.8Medium risk
Vulners AI Score5.8
EPSS0.00225
6