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curl: SMTP CRLF Command Injection in CURLOPT_MAIL_FROM and CURLOPT_MAIL_RCPT

πŸ—“οΈΒ 06 Nov 2025Β 12:07:44Reported byΒ bau1uTypeΒ 
hackerone
Β hackerone
πŸ”—Β hackerone.comπŸ‘Β 10Β Views

CURL SMTP CRLF injection enables envelope manipulation via control characters in mailbox addresses.

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