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fixed possible RCE vulnerability, unset escape variable (default tild…
…e) stops consider "~" char after new-line as composing escape sequence closes GHSA-m985-3f3v-cwmm for 0.9
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This does not look right.
"-E Don't send messages with an empty body."
The -E option does not take any parameters according to man MAIN(1) documentation.
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see #3059 (comment)
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Thank-you for the reference. During tests I found the same on my system. Still, it is possible to change the escape character to something else within /etc/mail.rc if required.