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-GJ18736 `deleteContainer` opcode (0x14/20) is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL re...

CVE-2026-79993 affects multiple packages. The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. See references for...

CLEANSTART-2026-VL27493 `deleteContainer` opcode (0x14/20) is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL re...

Security vulnerability affects the spark package. The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent...

PT-2026-108556

Security vulnerability affects the apache-hive package. The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent...

BIT-ZOOKEEPER-2026-79993 Apache ZooKeeper: Missing ACL check on deleteContainer opcode allows unauthorized deletion of any empty persistent/container znode

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

Apache ZooKeeper 3.8.x < 3.8.7 / 3.9.x < 3.9.6 Multiple Vulnerabilities

The version of Apache ZooKeeper listening on the remote host is 3.8.x prior to 3.8.7 or 3.9.x prior to 3.9.6. It is, therefore, affected by multiple vulnerabilities: - Information disclosure via SetWatches reconnect replay due to a missing ACL check. An attacker can discover ACL-restricted paths ...

Linux Distros Unpatched Vulnerability : CVE-2026-79993

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in t...

DEBIAN-CVE-2026-79993

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

CVE-2026-79993

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

CVE-2026-79993

The "deleteContainer" opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official...

CVE-2026-79993 Apache ZooKeeper: Missing ACL check on deleteContainer opcode allows unauthorized deletion of any empty persistent/container znode

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

CVE-2026-79993 Apache ZooKeeper: Missing ACL check on deleteContainer opcode allows unauthorized deletion of any empty persistent/container znode

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

CVE-2026-79993 Apache ZooKeeper: Missing ACL check on deleteContainer opcode allows unauthorized deletion of any empty persistent/container znode

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

EUVD-2026-80332

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

CVE-2026-79993

Apache ZooKeeper versions 3.9.0 through 3.9.5 and 3.8.0 through 3.8.6 are vulnerable to an authorization bypass due to a missing ACL check on the deleteContainer opcode (0x14/20). While this opcode is intended for internal use and lacks an official client API, an attacker can open a plain TCP ses...

CVE-2026-79993

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

CVE-2026-79993: Missing Authorization

The deleteContainer opcode 0x14/20 is processed without verifying the caller's ACL permissions, allowing any authenticated client to delete specific znodes in the data tree regardless of the ACL restrictions on the znode or its parent. This opcode is considered internal-only and the official clie...

PT-2026-93415

Name of the Vulnerable Software and Affected Versions Apache ZooKeeper versions 3.9.0 through 3.9.5 Apache ZooKeeper versions 3.8.0 through 3.8.6 Description An authorization bypass exists where the deleteContainer opcode 0x14/20 is processed without verifying the caller's Access Control List ACL...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fixed a memory leak when insertoldidx failed. The following process will cause a memory leak for the copied znode: dirtycowznode zn = copyznodec, znode; err = insertoldidxc, zbr-lnum, zbr-offs; if unlikelyerr return...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013159)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013159 advisory. In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix memleak when insertoldidx failed Following process will cause a memleak for copied up...