CVE-2026-107295

A flaw was found in pydantic-ai-slim. The local development chat interface does not properly validate request content types, allowing a malicious website visited by a developer to send cross-origin requests to the locally hosted server. A remote attacker can exploit this vulnerability to trigger...

GHSA-HMQ2-7HP6-7CRH Banks: User-controlled prompt input can be parsed as privileged chat messages

Summary Banks' Prompt.chatmessages method parses every rendered output line as a potential ChatMessage JSON object. If attacker-controlled template data renders to JSON such as "role":"system","content":"...", Banks returns it as a privileged system message instead of treating it as plain...

Banks: User-controlled prompt input can be parsed as privileged chat messages

Summary Banks' Prompt.chatmessages method parses every rendered output line as a potential ChatMessage JSON object. If attacker-controlled template data renders to JSON such as "role":"system","content":"...", Banks returns it as a privileged system message instead of treating it as plain...

GHSA-6WJP-V33H-5CVQ PraisonAI: AgentOS defaults to network-exposed no-auth mode, allowing unauthenticated agent invocation and instruction disclosure

Summary The AgentOS server in the praisonai TypeScript/npm package ships an insecure default: it binds 0.0.0.0, sets no API key, and uses CORS with credentials. The API-key middleware is only registered when an API key is configured, so the documented quickstart new AgentOSagents:....serveport...

EUVD-2026-43181

PraisonAI: AICoder Arbitrary File Write and Command Execution via LLM Tool Calls...

CVE-2026-107295

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.34.0 until 1.107.4 and 2.28.0, the Agent.toweb and clai web development chat endpoint has missing request content-type validation. A website visited by a developer can submit a...

Pydantic AI Web chat UI (`Agent.to_web()`, `clai web`): the local chat endpoint does not validate the `Host` header

Summary The Pydantic AI development web chat UI Agent.toweb, clai web does not validate the Host header of incoming requests. A website a developer visits can use DNS rebinding to make requests to a chat UI running on that developer's machine appear same-origin to the browser, causing the served...

GHSA-H4XC-3QFQ-JF93 Pydantic AI Web chat UI (`Agent.to_web()`, `clai web`): a website visited by the developer can trigger agent runs and server-side tool execution on the local chat endpoint

Summary The Pydantic AI development web chat UI Agent.toweb, clai web did not check the content type of requests to its chat endpoint. This allowed a website visited by a developer to submit a request to a chat UI running on that developer's machine, causing the served agent to run and to execute...

Pydantic AI Web chat UI (`Agent.to_web()`, `clai web`): a website visited by the developer can trigger agent runs and server-side tool execution on the local chat endpoint

Summary The Pydantic AI development web chat UI Agent.toweb, clai web did not check the content type of requests to its chat endpoint. This allowed a website visited by a developer to submit a request to a chat UI running on that developer's machine, causing the served agent to run and to execute...

Cross-site Request Forgery (CSRF)

Overview pydantic-ai-slim is an Agent Framework / shim to use Pydantic with LLMs, slim package Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF via the postchat handler in pydanticai/ui/web/api.py, which does not enforce a Content-Type: application/json...

Cross-site Request Forgery (CSRF)

Overview pydantic-ai is an AI Agent Framework, the Pydantic way Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF via the postchat handler in pydanticai/ui/web/api.py, which does not enforce a Content-Type: application/json requirement on the web UI chat endpoint...

CVE-2026-107295

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.34.0 until 1.107.4 and 2.28.0, the Agent.toweb and clai web development chat endpoint has missing request content-type validation. A website visited by a developer can submit a...

EUVD-2026-95106

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.34.0 until 1.107.4 and 2.28.0, the Agent.toweb and clai web development chat endpoint has missing request content-type validation. A website visited by a developer can submit a...

CVE-2026-107295 `pydantic-ai-slim` web UI `/api/chat` accepts browser-simple cross-origin requests that can trigger agent tool execution

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.34.0 until 1.107.4 and 2.28.0, the Agent.toweb and clai web development chat endpoint has missing request content-type validation. A website visited by a developer can submit a...

CVE-2026-107295 `pydantic-ai-slim` web UI `/api/chat` accepts browser-simple cross-origin requests that can trigger agent tool execution

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.34.0 until 1.107.4 and 2.28.0, the Agent.toweb and clai web development chat endpoint has missing request content-type validation. A website visited by a developer can submit a...

CVE-2026-107183

A flaw was found in llama.cpp. An unauthenticated remote attacker could exploit this vulnerability by submitting a specially crafted completion request with malformed chat parser parameters. Due to improper memory handling, this request triggers a use-after-free condition that corrupts memory. Th...

CVE-2026-107292: Origin Validation Error

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.34.0 until 2.30.0, the Agent.toweb and clai web development chat server does not validate the Host header, allowing a website visited by a developer to use DNS rebinding to reach a...

CVE-2026-107295: Cross-Site Request Forgery (CSRF)

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 1.34.0 until 1.107.4 and 2.28.0, the Agent.toweb and clai web development chat endpoint has missing request content-type validation. A website visited by a developer can submit a...

PT-2026-108246

Name of the Vulnerable Software and Affected Versions Banks versions prior to 2.5.0 Description The Prompt.chat messages function attempts to parse every line of rendered template output as ChatMessage JSON. When an application renders untrusted data, attacker-controlled JSON can be interpreted a...

PT-2026-108055

Name of the Vulnerable Software and Affected Versions Pydantic AI versions 1.34.0 through 1.107.3 Pydantic AI versions 2.x and earlier Description The Agent.to web and clai web development chat endpoints lack request content-type validation. This allows a website visited by a developer to submit ...