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Medium 5.3
Mutt: neomutt: bcc email header field is indirectly leaked by cryptographic info block
In mutt and neomutt, PGP encryption does not use the --hidden-recipient mode which may leak the Bcc email header field by inferring from the recipients info.
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Medium 5.3
Mutt: neomutt: in-reply-to email header field it not protected by cryptograpic signing
In mutt and neomutt the In-Reply-To email header field is not protected by cryptographic signing which allows an attacker to reuse an unencrypted but signed email message to impersonate the original sender.
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Medium 6.5
Mutt: neomutt: to and cc email header fields are not protected by cryptographic signing
In neomutt and mutt, the To and Cc email headers are not validated by cryptographic signing which allows an attacker that intercepts a message to change their value and include himself as a one of the recipients to compromise message confidentiality.
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Medium 4.3
Buffer Overflow in uudecoder in Mutt affecting all versions starting from 0.94.13 before 2.2.3 allows read past end of …