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httputil: Forbid control chars and CR in header values#3489

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bdarnell merged 1 commit intotornadoweb:masterfrom
bdarnell:field-value
Apr 28, 2025
Merged

httputil: Forbid control chars and CR in header values#3489
bdarnell merged 1 commit intotornadoweb:masterfrom
bdarnell:field-value

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NUL, CR, and other control characters are not allowed in HTTP header values.

Fixes #3481

NUL, CR, and other control characters are not allowed in HTTP header
values.

Fixes tornadoweb#3481
@bdarnell bdarnell merged commit bb61400 into tornadoweb:master Apr 28, 2025
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@bdarnell bdarnell deleted the field-value branch April 28, 2025 16:57
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NUL and CR are incorrectly permitted within header values

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