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[3.14] gh-111264: Add a note about untrusted input to tomllib docs (GH-146209) #149223

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encukou merged 1 commit into from
May 1, 2026
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[3.14] gh-111264: Add a note about untrusted input to tomllib docs (GH-146209) #149223

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7 changes: 7 additions & 0 deletions Doc/library/tomllib.rst
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Expand Up @@ -17,6 +17,13 @@ This module provides an interface for parsing TOML 1.0.0 (Tom's Obvious Minimal
Language, `https://toml.io <https://toml.io/en/>`_). This module does not
support writing TOML.

.. warning::

Be cautious when parsing data from untrusted sources.
A malicious TOML string may cause the decoder to consume considerable
CPU and memory resources.
Limiting the size of data to be parsed is recommended.

.. seealso::

The :pypi:`Tomli-W package <tomli-w>`
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