[New-bugs-announce] [issue5871] email.header.Header allow to embed raw newlines into a message

[Jakub Wilk]

New submission from Jakub Wilk <ubanus at users.sf.net>:

>>> from email.mime.text import MIMEText
>>> from email.header import Header
>>> msg = MIMEText('dummy')
>>> h = Header('dummy\nX-Injected-Header: yes')
>>> msg['Subject'] = h
>>> print msg.as_string()
Content-Type: text/plain; charset="us-ascii"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Subject: dummy
X-Injected-Header: yes

dummy

----------
components: Library (Lib)
messages: 86767
nosy: jwilk, pl
severity: normal
status: open
title: email.header.Header allow to embed raw newlines into a message
versions: Python 2.5, Python 2.6

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue5871>
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