zookeeper: Apache ZooKeeper: Unauthorized znode deletion via missing ACL check

A flaw was found in Apache ZooKeeper. The deleteContainer opcode is processed without verifying Access Control List ACL permissions. A remote, unauthenticated attacker with network access to the ZooKeeper client port can delete any empty persistent znode, including container and TTL nodes. This c...

CLEANSTART-2026-NB78178 Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments

CVE-2026-59969 affects multiple packages. Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments. See references for individual vulnerability details...

CLEANSTART-2026-XR18271 unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted add_auth("ensemble",

CVE-2026-84501 affects multiple packages. An unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted addauth"ensemble",. See references for individual vulnerability details...

CLEANSTART-2026-PX58451 Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check

CVE-2026-59739 affects multiple packages. Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check. See references for individual vulnerability details...

Security Bulletin: IBM SPSS Modeler is affected by multiple vulnerabilities in Apache ZooKeeper

Summary IBM SPSS Modeler is affected by multiple vulnerabilities in Apache ZooKeeper. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2026-59739 DESCRIPTION: Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check. An...

CVE-2026-79993

A flaw was found in Apache ZooKeeper. The deleteContainer opcode is processed without verifying Access Control List ACL permissions. A remote, unauthenticated attacker with network access to the ZooKeeper client port can delete any empty persistent znode, including container and TTL nodes. This c...

CLEANSTART-2026-YK34202 Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check

CVE-2026-59739 affects multiple packages. Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check. See references for individual vulnerability details...

CLEANSTART-2026-XH38250 Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments

CVE-2026-59969 affects multiple packages. Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments. See references for individual vulnerability details...

CLEANSTART-2026-ZA11117 unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted add_auth("ensemble",

CVE-2026-84501 affects multiple packages. An unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted addauth"ensemble",. See references for individual vulnerability details...

CLEANSTART-2026-JQ32755 Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments

Security vulnerability affects the spark package. Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments...

CLEANSTART-2026-QQ07895 unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted add_auth("ensemble",

Security vulnerability affects the spark package. An unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted addauth"ensemble",...

CLEANSTART-2026-JM28284 Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check

Security vulnerability affects the spark package. Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check...

Security Bulletin: Multiple Vulnerabilities in IBM Concert Operate / IBM Cloud Pak for AIOps

Summary Multiple vulnerabilities were addressed in IBM Concert Operate version 5.2.0 Vulnerability Details CVEID:CVE-2026-24281 DESCRIPTION: Hostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS PTR when IP SAN validation fails, allowing attackers who control or spoof...

CLEANSTART-2026-ML04549 Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check

Security vulnerability affects the apache-hive package. Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check...

CLEANSTART-2026-QE83789 Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments

Security vulnerability affects the apache-hive package. Apache ZooKeeper quorum TLS fails to enforce peer hostname verification in FIPS-mode deployments...

CLEANSTART-2026-KR26174 unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted add_auth("ensemble",

Security vulnerability affects the apache-hive package. An unauthenticated attacker can inject arbitrary fake log lines into Apache ZooKeeper's operational log by sending a crafted addauth"ensemble",...

PT-2026-108468

Security vulnerability affects the apache-hive package. Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check...

CVE-2026-84501

A flaw was found in Apache ZooKeeper. An unauthenticated attacker can inject arbitrary fake log lines into the operational log by sending a specially crafted request containing newline characters. This vulnerability allows the attacker to forge complete log entries, including timestamps, log...

CVE-2026-59969

A flaw was found in Apache ZooKeeper. When operating in FIPS Federal Information Processing Standards mode with specific Transport Layer Security TLS settings enabled, ZooKeeper's quorum communication fails to properly verify the hostname of peer certificates. This vulnerability allows a maliciou...

CVE-2026-59739

A flaw was found in Apache ZooKeeper. This vulnerability allows a remote attacker to discover paths that should be restricted by Access Control Lists ACLs. By registering watches on non-existent paths and then reconnecting after these paths are created with restricted ACLs, the attacker can bypas...