CVE-2026-23938

Zabbix Server versions 6.0.x (prior to 6.0.47), 7.0.x (prior to 7.0.27), and 7.4.x (prior to 7.4.11) are vulnerable to a Denial of Service (DoS) attack. An authenticated administrator can crash the Zabbix server or proxy by creating specifically crafted JavaScript scripts within preprocessing or ...

CVE-2026-23938 Server DoS via JavaScript preprocessing or script items

An authenticated administrator is able to crash Zabbix server or proxy by creating specifically crafted preprocessing/script item JavaScript scripts, leading to potential denial of service...

EUVD-2026-60741

An authenticated administrator is able to crash Zabbix server or proxy by creating specifically crafted preprocessing/script item JavaScript scripts, leading to potential denial of service...

CVE-2026-23938 Server DoS via JavaScript preprocessing or script items

An authenticated administrator is able to crash Zabbix server or proxy by creating specifically crafted preprocessing/script item JavaScript scripts, leading to potential denial of service...

CVE-2026-23935 Use-after-free read in script item/preprocessing HttpRequest body

A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing JavaScript HttpRequest logic, leading to potential confidentiality loss...

CVE-2026-23935

A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing JavaScript HttpRequest logic, leading to potential confidentiality loss...

CVE-2026-23935 Use-after-free read in script item/preprocessing HttpRequest body

A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing JavaScript HttpRequest logic, leading to potential confidentiality loss...

EUVD-2026-60739

A Zabbix administrator is able to read out of bounds memory by utilizing a flaw in script item/preprocessing JavaScript HttpRequest logic, leading to potential confidentiality loss...

CVE-2026-23935

A use-after-free read vulnerability exists in Zabbix's script item/preprocessing (JavaScript) HttpRequest body logic, allowing a privileged (PR:H) administrator on an adjacent network (AV:A) to read out-of-bounds memory, causing high confidentiality impact (VC:H). CVSS 4.0 base score 6.8 (MEDIUM)...

CVE-2026-75843

ArcadeDB before 26.8.1 fails to bind the authenticated principal on the gRPC transaction executor thread in beginTransaction, allowing authenticated readers to execute JavaScript commands without scripting authorization checks. Attackers can execute executeCommand with a transaction ID to run...

UBUNTU-CVE-2026-75838

DOMPurify before 3.4.13 contains a cross-site scripting vulnerability in INPLACE sanitization where element-removal hooks fail to neutralize detached subtrees. Attackers can supply HTML with event handlers on descendant elements that execute after sanitization completes, even though the returned...

CVE-2026-75851 ArcadeDB before 26.8.1 Authentication Bypass via Async Command

ArcadeDB server com.arcadedb:arcadedb-server in versions 26.7.3 and earlier fails to propagate the authenticated principal to asynchronous command worker threads. When an HTTP command is submitted with awaitResponse:false, it executes on an async worker whose DatabaseContext has no bound user,...

CVE-2026-75851 ArcadeDB before 26.8.1 Authentication Bypass via Async Command

ArcadeDB server com.arcadedb:arcadedb-server in versions 26.7.3 and earlier fails to propagate the authenticated principal to asynchronous command worker threads. When an HTTP command is submitted with awaitResponse:false, it executes on an async worker whose DatabaseContext has no bound user,...

CVE-2026-75851

ArcadeDB server versions 26.7.3 and earlier fail to propagate the authenticated principal to async worker threads, making the scripting authorization gate a no-op. A read-only user can submit a JavaScript command via /api/v1/command with awaitResponse:false to execute arbitrary code and create a ...

CVE-2026-75851

ArcadeDB server com.arcadedb:arcadedb-server in versions 26.7.3 and earlier fails to propagate the authenticated principal to asynchronous command worker threads. When an HTTP command is submitted with awaitResponse:false, it executes on an async worker whose DatabaseContext has no bound user,...

EUVD-2026-60612

ArcadeDB server com.arcadedb:arcadedb-server in versions 26.7.3 and earlier fails to propagate the authenticated principal to asynchronous command worker threads. When an HTTP command is submitted with awaitResponse:false, it executes on an async worker whose DatabaseContext has no bound user,...

CVE-2026-75851 ArcadeDB before 26.8.1 Authentication Bypass via Async Command

ArcadeDB server com.arcadedb:arcadedb-server in versions 26.7.3 and earlier fails to propagate the authenticated principal to asynchronous command worker threads. When an HTTP command is submitted with awaitResponse:false, it executes on an async worker whose DatabaseContext has no bound user,...

CVE-2026-75843 ArcadeDB before 26.8.1 Privilege Escalation via gRPC Transaction

ArcadeDB before 26.8.1 fails to bind the authenticated principal on the gRPC transaction executor thread in beginTransaction, allowing authenticated readers to execute JavaScript commands without scripting authorization checks. Attackers can execute executeCommand with a transaction ID to run...

CVE-2026-75843 ArcadeDB before 26.8.1 Privilege Escalation via gRPC Transaction

ArcadeDB before 26.8.1 fails to bind the authenticated principal on the gRPC transaction executor thread in beginTransaction, allowing authenticated readers to execute JavaScript commands without scripting authorization checks. Attackers can execute executeCommand with a transaction ID to run...

CVE-2026-75843

ArcadeDB versions before 26.8.1 fail to bind the authenticated principal on the gRPC transaction executor thread during beginTransaction, letting authenticated readers bypass scripting authorization and execute arbitrary JavaScript that creates server-wide admin accounts. Patch to 26.8.1 or later...