v1.107.8 v2.59.0
pydantic/pydantic-aiOct 20, 2026 → Oct 21, 20261 day between releases
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The Two Releases
v1.107.8
v1.107.8 (2026-10-19)
Oct 20, 2026· 2 days ago
This release focuses on a security fix addressing a vulnerability in MCP request telemetry that could expose sensitive data like server URLs and authorization tokens in OpenTelemetry traces.
Full release notes