CVE-2026-17433 nanocoai NanoClaw MCP Server Approval chat-sdk-bridge.ts createChatSdkBridge.setup improper authorization

A vulnerability was detected in nanocoai NanoClaw up to 2.0.64. This impacts the function createChatSdkBridge.setup of the file src/channels/chat-sdk-bridge.ts of the component MCP Server Approval. Performing a manipulation results in improper authorization. The attack needs to be approached...

CVE-2026-17433

CVE-2026-17433 affects nanocoai NanoClaw up to v2.0.64 in MCP Server Approval, specifically the createChatSdkBridge.setup function in src/channels/chat-sdk-bridge.ts. Root cause: improper authorization due to manipulation of the function. Local attack vector; exploit publicly available. The provi...

PT-2026-64793

Name of the Vulnerable Software and Affected Versions ananocoai NanoClaw versions prior to 2.0.65 Description An improper authorization issue exists within the MCP Server Approval component, specifically affecting the createChatSdkBridge.setup function located in the src/channels/chat-sdk-bridge....

CVE-2026-17433: Improper Authorization

A vulnerability was detected in nanocoai NanoClaw up to 2.0.64. This impacts the function createChatSdkBridge.setup of the file src/channels/chat-sdk-bridge.ts of the component MCP Server Approval. Performing a manipulation results in improper authorization. The attack needs to be approached...

Weechat -- Multiple vulnerabilities

The Weechat project reports: Use-after-free and double free when a remote relay sends an event with an array as body. Use-after-free in the irc plugin when a batched message disconnects the server. Stack buffer overflow when building a JOIN command with channel keys...

Budibase: Chat-Link Handoff Identity Confusion (Same-Tenant Account-Link CSRF)

Summary The Budibase AI chat-link handoff flow GET/POST /api/chat-links/:instance/:token/handoff binds an external chat identity Slack/Discord/MS Teams/Telegram to a Budibase user account. The confirmation endpoint is on a public route no CSRF middleware, no auth-group gate and the only credentia...

GHSA-PVCR-8MVP-W8QR Budibase: Chat-Link Handoff Identity Confusion (Same-Tenant Account-Link CSRF)

Summary The Budibase AI chat-link handoff flow GET/POST /api/chat-links/:instance/:token/handoff binds an external chat identity Slack/Discord/MS Teams/Telegram to a Budibase user account. The confirmation endpoint is on a public route no CSRF middleware, no auth-group gate and the only credentia...

Missing Authorization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authorization in the generatechatcompletion process. An attacker can gain unauthorized access to restricted underlying models by submitting crafted requests to task endpoints that leverage readable...

Open WebUI: Arena task endpoints can bypass underlying model access controls

Summary An authenticated non-admin user with read access to an arena wrapper model can reach a restricted underlying model through task endpoints such as /api/v1/tasks/moa/completions. The normal chat route resolves arena models before the final chat dispatch and therefore re-checks the selected...

Open WebUI: Cross-channel message overwrite via chat completion API (single-model and multimodel message_ids)

Summary Any authenticated user can overwrite the content of a message in a channel they do not belong to including private and DM channels by sending a chat completion request with a channel:-prefixed chatid and a target messageid. The channel: path routes pipeline output through...

GHSA-X2FF-V5V8-M75M Open WebUI: Cross-channel message overwrite via chat completion API (single-model and multimodel message_ids)

Summary Any authenticated user can overwrite the content of a message in a channel they do not belong to including private and DM channels by sending a chat completion request with a channel:-prefixed chatid and a target messageid. The channel: path routes pipeline output through...

Missing Authorization

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Missing Authorization through the chat completion process. An attacker can overwrite messages in channels they do not belong to, including private and direct message channels, by supplying a crafted chatid an...

GHSA-4R2P-27MH-5M22 Open WebUI: Stored web worker XSS via Pyodide

Title: Same-origin Pyodide code execution allows server-side RCE via a shared chat Summary Open WebUI runs client-side Python Pyodide in a same-origin web worker. Through Pyodide's JavaScript API pyodide.http.pyfetch, or the js module which exposes the page's fetch / XMLHttpRequest executed Pytho...

Cross-site Scripting (XSS)

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Cross-site Scripting XSS in the Pyodide code execution process. An attacker can execute arbitrary server-side code and perform authenticated actions as another user by storing a malicious payload in a shared...

Open WebUI: Stored web worker XSS via Pyodide

Title: Same-origin Pyodide code execution allows server-side RCE via a shared chat Summary Open WebUI runs client-side Python Pyodide in a same-origin web worker. Through Pyodide's JavaScript API pyodide.http.pyfetch, or the js module which exposes the page's fetch / XMLHttpRequest executed Pytho...

PT-2026-67617

Summary The Budibase AI chat-link handoff flow GET/POST /api/chat-links/:instance/:token/handoff binds an external chat identity Slack/Discord/MS Teams/Telegram to a Budibase user account. The confirmation endpoint is on a public route no CSRF middleware, no auth-group gate and the only credentia...

PT-2026-64439

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.9.5 through 0.9.9 Description An authenticated user can overwrite the content of messages in channels they do not belong to, including private and direct message channels. This occurs when a chat completion request is sen...

EUVD-2026-48335

Vanna through 2.0.2 contains a path traversal vulnerability in the FileSystemConversationStore persistence integration that allows unauthenticated remote attackers to write attacker-controlled JSON files to arbitrary filesystem locations and read conversation metadata from outside the intended...

PYSEC-2026-3507 PraisonAI: AgentOS remains unauthenticated after incomplete fix version and allows remote agent invocation

AgentOS remains unauthenticated after GHSA-pm96 patched version and allows remote agent invocation Summary PraisonAI's AgentOS FastAPI deployment surface remains unauthenticated in current main and in releases after the published patched version for GHSA-pm96-6xpr-978x / CVE-2026-40151. The publi...

WhatsApp Web chats exposed by Adobe’s Acrobat extension flaw

HermeticReader is the name given to a recently disclosed vulnerability in the Adobe Acrobat PDF extension for Chrome, tracked as CVE-2026-48294. Researchers discovered the issue in early June 2026 and reported it to Adobe, which patched the flaw over a single weekend. They found that a single vis...