CVE-2026-107288 | Pydantic Pydantic-AI up to 1.107.5/2.43.x Web Fetch Tool input validation

October 8, 2026 Yanac

A vulnerability was found in Pydantic Pydantic-AI up to 1.107.5/2.43.x. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Web Fetch Tool. The manipulation results in improper input validation.

This vulnerability is known as CVE-2026-107288. It is possible to launch the attack remotely. No exploit is available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More