CVE-2026-0672

Medium CVSS: 6.0

When using http.cookies.Morsel, user-controlled cookie values and parameters can allow injecting HTTP headers into messages. Patch rejects all control characters within cookie names, values, and parameters.

Vendor

Product

CWE

CWE-93

Yayın Tarihi

2026-01-20 22:15:52

Güncelleme

2026-01-26 15:16:07

Source Identifier

cna@python.org

KEV Date Added

Kategoriler

CWE-93 MEDIUM 2026

Referanslar

https://github.com/python/cpython/commit/62700107418eb2cca3fc88da036a243ea975f172 https://github.com/python/cpython/commit/712452e6f1d4b9f7f8c4c92ebfcaac1705faa440 https://github.com/python/cpython/commit/7852d72b653fea0199acf5fc2a84f6f8b84eba8d https://github.com/python/cpython/commit/918387e4912d12ffc166c8f2a38df92b6ec756ca https://github.com/python/cpython/commit/95746b3a13a985787ef53b977129041971ed7f70 https://github.com/python/cpython/commit/b1869ff648bbee0717221d09e6deff46617f3e85 https://github.com/python/cpython/issues/143919 https://github.com/python/cpython/pull/143920 https://mail.python.org/archives/list/security-announce@python.org/thread/6VFLQQEIX673KXKFUZXCUNE5AZOGZ45M/