Pydantic AI: Unvalidated UploadedFile references in UI adapters allow server-side file access using the application's credentials

SummaryA client that can submit message history to a Pydantic AI UI adapter can reference arbitrary files in the application's model-provider or cloud-storage account. The server forwards the reference to the model provider, which fetches it using the server's own credentials, allowing the client...

PYSEC-2026-3692 Pydantic AI: Unvalidated UploadedFile references in UI adapters allow server-side file access using the application's credentials

Summary A client that can submit message history to a Pydantic AI UI adapter can reference arbitrary files in the application's model-provider or cloud-storage account. The server forwards the reference to the model provider, which fetches it using the server's own credentials, allowing the clien...

GHSA-H7P7-W5GC-XJ3W Pydantic AI: Unvalidated UploadedFile references in UI adapters allow server-side file access using the application's credentials

Summary A client that can submit message history to a Pydantic AI UI adapter can reference arbitrary files in the application's model-provider or cloud-storage account. The server forwards the reference to the model provider, which fetches it using the server's own credentials, allowing the clien...

MAL-2026-12843 Malicious code in bigops-telephony-ui-adapter (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 95bba7270d3de4aa970aefb0ef6b0017f4d9663219dd0eccbb44b5d3c9dd6f6a The package main index.js unconditionally requires init.js, which on module load selects a platform-specific asset linuxx64, linuxarm64, darwin, win3...

Malicious code in bigops-telephony-ui-adapter (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 95bba7270d3de4aa970aefb0ef6b0017f4d9663219dd0eccbb44b5d3c9dd6f6a The package main index.js unconditionally requires init.js, which on module load selects a platform-specific asset linuxx64, linuxarm64, darwin, win3...

CVE-2026-65975

CVE-2026-65975 affects Pydantic AI AG-UI Adapter (AG-UI via Agent.to_ag_ui()/AGUIAdapter and Vercel AI via VercelAIAdapter) in Pydantic AI versions 1.88.0–1.107.0 and 2.0.0b1–2.4.x. The bug arises because sanitize_messages uses a stripping index computed before sanitization, so when a trailing cl...

CVE-2026-65975 Pydantic AI AG-UI Adapter: A dangling client-submitted tool call can execute when a trailing message is dropped during `sanitize_messages`

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. In versions 1.88.0 up to but not including 1.107.1 and 2.0.0b1 up to but not including 2.5.0, the UI adapters AG-UI via Agent.toagui/AGUIAdapter, and Vercel AI via VercelAIAdapter use...

CVE-2026-65975 Pydantic AI AG-UI Adapter: A dangling client-submitted tool call can execute when a trailing message is dropped during `sanitize_messages`

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. In versions 1.88.0 up to but not including 1.107.1 and 2.0.0b1 up to but not including 2.5.0, the UI adapters AG-UI via Agent.toagui/AGUIAdapter, and Vercel AI via VercelAIAdapter use...

PT-2026-59609

Summary A Server-Side Request Forgery SSRF vulnerability exists in Pydantic AI's URL download functionality. When applications accept message history from untrusted sources, attackers can include malicious URLs that cause the server to make HTTP requests to internal network resources, potentially...