PT-2026-98964 · Azure Linux · Python-Tornado

Published

2026-09-15

·

Updated

2026-09-15

None

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Tornado before 6.4.1 contains a CRLF injection vulnerability in CurlAsyncHTTPClient that fails to reject carriage return and line feed characters in request headers. Attackers can inject CRLF sequences into header values to inject arbitrary headers or construct entirely new HTTP requests.
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Related Identifiers

AZL-103104

Affected Products

Python-Tornado