CVE-2026-56777

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

Incomplete List of Disallowed Inputs

Overview n8n is a n8n Workflow Automation Tool Affected versions of this package are vulnerable to Incomplete List of Disallowed Inputs for the Python Code node when the Python Task Runner is enabled. A user with permission to create or modify workflows can evade the validator and reach the task...

CVE-2026-56777

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

CVE-2026-56777 n8n - AST Validator Bypass in Python Code Node

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

CVE-2026-56777 n8n - AST Validator Bypass in Python Code Node

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

CVE-2026-56777

The CVE affects n8n self‑hosted instances running Python Task Runner with the Python Code node. Versions affected: before 2.25.7 and before 2.26.2. Issue: AST security validator bypass in Python Code node allows an authenticated user with workflow modification rights to bypass the validator and a...

CVE-2026-58448

CVE-2026-58448 affects yudao-cloud (BPM module) prior to 2026.06. A broken access control flaw allows any authenticated user to read arbitrary process instance records by supplying a caller-controlled process-instance identifier to an unprotected GET endpoint that lacks the @PreAuthorize annotati...

CVE-2026-57231

A flaw was found in Podman, a tool for managing OCI containers and pods. A malicious container image can be crafted with an environment variable that has a key but no value, or an asterisk , to trick Podman. This vulnerability causes Podman to pass host environment variables into the container...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the getEnvVarlist function and the process that merges user-supplied PodSpec fields. An attacker can access sensitive secret values and escalate privileges by creating a specially crafted MessageQueueTrigger th...

Fission: MessageQueueTrigger scaler manager materializes Secret values into Deployment envvars and accepts arbitrary user PodSpec

Summary The Fission MessageQueueTrigger MQT scaler controller exposed two privilege-escalation primitives to any subject able to create MQTs in a namespace. Details 1. Secret materialization. getEnvVarlist in pkg/mqtrigger/scalermanager.go read the Secret named in Spec.Secret using the controller...

mariadb: Arbitrary code execution via global system variable manipulation by a high-privileged user

A flaw was found in MariaDB server. A high-privileged MariaDB user could exploit this vulnerability by manipulating specific global system variables, namely wsrepsstreceiveaddress or wsrepsstdonor. This manipulation could allow the user to execute arbitrary shell commands as the user ID of the...

mariadb: Arbitrary code execution via global system variable manipulation by a high-privileged user

A flaw was found in MariaDB server. A high-privileged MariaDB user could exploit this vulnerability by manipulating specific global system variables, namely wsrepsstreceiveaddress or wsrepsstdonor. This manipulation could allow the user to execute arbitrary shell commands as the user ID of the...

PT-2026-53997

Name of the Vulnerable Software and Affected Versions yudao-cloud versions prior to 2026.06 Description A broken access control issue exists in the BPM module. An authenticated user can access arbitrary process instance records by providing a caller-controlled process-instance identifier to an...

PT-2026-54049

n8n before 2.25.7 and 2.26.x before 2.26.2 contains an abstract syntax tree AST security validator bypass in the Python Code node. An authenticated user with permission to create or modify workflows containing a Python Code node can bypass the validator and access the task executor module...

mariadb: Arbitrary code execution via global system variable manipulation by a high-privileged user

A flaw was found in MariaDB server. A high-privileged MariaDB user could exploit this vulnerability by manipulating specific global system variables, namely wsrepsstreceiveaddress or wsrepsstdonor. This manipulation could allow the user to execute arbitrary shell commands as the user ID of the...

Jupyter Enterprise Gateway: Jinja2 Template Server Side Template Injection resulting in Remote Code Execution

SummaryThe environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable to Server Side Template Injection SSTI.By including Jinja2 template expressions it is possible to execution Python code and OS Commands in the Enterprise Gateway service.The code can use...

Jupyter Enterprise Gateway: Kubernetes Manifest Injection in Jinja2 Template Rendering

SummaryThe environment variables used during the rendering of the Kubernetes manifest allow YAML injection, enabling attackers to overwrite existing keys like securityContext and inject multi-document YAML to create additional unintended Kubernetes resources. DetailsThe server interpolates...

PYSEC-2026-362 Jupyter Enterprise Gateway: Kubernetes Manifest Injection in Jinja2 Template Rendering

Summary The environment variables used during the rendering of the Kubernetes manifest allow YAML injection, enabling attackers to overwrite existing keys like securityContext and inject multi-document YAML to create additional unintended Kubernetes resources. Details The server interpolates...

PYSEC-2026-364 Jupyter Enterprise Gateway: Jinja2 Template Server Side Template Injection resulting in Remote Code Execution

Summary The environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable to Server Side Template Injection SSTI. By including Jinja2 template expressions it is possible to execution Python code and OS Commands in the Enterprise Gateway service. The code can...

ArchiveBox Vulnerable to RCE via unvalidated per-crawl config overrides in AddView

The /add/ endpoint AddView in core/views.py accepts a config JSON field that gets merged into the crawl config without validation. This config is exported as environment variables when archive plugins run, allowing injection of arbitrary tool arguments to achieve RCE.When PUBLICADDVIEW=True commo...