CVE-2026-52870 MCP Python SDK: Experimental task handlers allow any client to access and cancel other clients' tasks

The MCP Python SDK, called mcp on PyPI, is a Python implementation of the Model Context Protocol MCP. From 1.23.0 until 1.27.2, default handlers installed by server.experimental.enabletasks for tasks/list, tasks/get, tasks/result, and tasks/cancel operate only on task identifiers without recordin...

CVE-2026-52870

The MCP Python SDK (package mcp on PyPI) has a vulnerability in versions 1.23.0–1.27.1 where default handlers installed by server.experimental.enable_tasks() for tasks/list, tasks/get, tasks/result, and tasks/cancel only operate on task identifiers and do not record the session that created each ...

PYSEC-2026-2714 Open WebUI: Low-privilege authenticated users can enumerate and stop global background tasks, causing system-wide chat disruption

Summary Any authenticated user with low privileges can enumerate active background tasks across the system and stop tasks belonging to other users via the GET /api/tasks and POST /api/tasks/stop/taskid methods. This allows a casual user to disrupt system-wide chat usage by continuously canceling...

CVE-2026-6804

Technical details about CVE-2026-6804 are not publicly available in the provided documents. Monitor for updates for affected versions, impact, and remediation as connected docs are not supplied.

CVE-2026-6804 AI Chatbot & Workflow Automation by AIWU <= 1.4.12 - Missing Authorization to Unauthenticated Arbitrary Modification via 'publishTasks' and 'unpublishTasks' AJAX Actions

The AI Chatbot & Workflow Automation by AIWU plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.4.12. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated attacke...

CVE-2026-7620

CVE-2026-7620 affects the WordPress plugin Notification for Telegram (versions up to 3.5.1). The issue is an authorization bypass that allows authenticated attackers with subscriber-level access and above to create, modify, or reschedule the nftb_cron_hook WordPress cron event, enabling unauthori...

CVE-2026-53951 Copier: trust-prefix bypass via path traversal runs tasks unprompted

Copier is a library and CLI app for rendering project templates. In versions 9.5.0 through 9.15.1, the trust setting's prefix match copier/settings.py compares the template URL against a trusted prefix with a raw str.startswith and no path normalization, while the URL is normalized when the...

PT-2026-56676

Name of the Vulnerable Software and Affected Versions DSpace versions prior to 7.6.7 DSpace versions 8.0 through 8.3 DSpace versions 9.0 through 9.2 Description A path traversal issue exists in the curate script within the Curation Task feature. The reporter -r parameter, used to stream results a...

CVE-2026-53729

DataEase (open source data visualization/analysis tool) contains an IDOR in the ExportCenter area. Before version 2.10.24, an authenticated user could manipulate the task ID to download, delete, retry, or generate download links for export tasks belonging to other users; additionally, the /export...

open-webui is Vulnerable to Incorrect Access Control

open-webui v0.6.33 is vulnerable to Incorrect Access Control. The API /api/tasks/stop/ directly accesses and cancels tasks without verifying user ownership, enabling attackers a normal user to stop arbitrary LLM response tasks...

PYSEC-2026-1869 Refuel Autolab Eval Injection vulnerability

An arbitrary code execution vulnerability exists in versions 0.0.8 and newer of the Refuel Autolabel library because of the way its multilabel classification tasks handle provided CSV files. If a user creates a multilabel classification task using a maliciously crafted CSV file containing Python...

PYSEC-2026-1508 Langchain Server-Side Request Forgery vulnerability

In Langchain before 0.0.329, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks...

PYSEC-2026-2088

In Apache Airflow before 3.3.0, the REST API task-instance detail and list endpoints returned a deferred task's trigger kwargs without masking. When a deferred operator passed a secret for example a provider API key into its trigger, any authenticated user with DAG-scoped task-instance read acces...

PYSEC-2026-2088

In Apache Airflow before 3.3.0, the REST API task-instance detail and listendpoints returned a deferred task's trigger kwargs without masking. When adeferred operator passed a secret for example a provider API key into itstrigger, any authenticated user with DAG-scoped task-instance read access...

CVE-2026-49487

In Apache Airflow before 3.3.0, the REST API task-instance detail and list endpoints returned a deferred task's trigger kwargs without masking. When a deferred operator passed a secret for example a provider API key into its trigger, any authenticated user with DAG-scoped task-instance read acces...

PT-2026-56180

Name of the Vulnerable Software and Affected Versions Apache Airflow versions prior to 3.3.0 Description The REST API task-instance detail and list endpoints return a deferred task's trigger kwargs without masking. This allows any authenticated user with DAG-scoped task-instance read access to vi...

BIT-ENVOY-2026-47205 Envoy: ext_authz Use-After-Free during Stream Teardown with Per-Route Overrides

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.36.0 until 1.36.9, 1.37.5, and 1.38.3, a Use-After-Free UAF vulnerability leading to a sudden segmentation fault exists in Envoy's extauthz HTTP filter when processing per-route authorization overrides...

CVE-2026-58176

RuoYi-Vue-Plus through 5.6.2, fixed in commit 88d03d9, exposes workflow task management endpoints under /workflow/task FlwTaskController without any permission check: the controller declares no class-level or method-level authorization annotation, so the endpoints are gated only by global...

CVE-2026-58176

RuoYi-Vue-Plus through 5.6.2, fixed in commit 88d03d9, exposes workflow task management endpoints under /workflow/task FlwTaskController without any permission check: the controller declares no class-level or method-level authorization annotation, so the endpoints are gated only by global...

CVE-2026-58176

CVE-2026-58176 affects RuoYi-Vue-Plus up to version 5.6.2. The FlwTaskController’s /workflow/task endpoints lacked any class- or method-level authorization, leaving task management actions (updateAssignee, urging tasks, and listing with pageByAllTaskWait/pageByAllTaskFinish) gated only by global ...