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[Bug]: message has lines too long for transport #798

@zermus

Description

@zermus

Describe the problem

Password-reset emails can contain a very long link that exceeds the SMTP/RFC line length limits (RFC 5322 §2.1.1: 998 chars per line; RFC 5321 §4.5.2: 1000 incl. CRLF). Some MTAs (e.g., Microsoft 365) reject with “message has lines too long for transport.” Please wrap/encode the body so no generated line exceeds 998 chars—e.g., send text/plain or use MIME quoted-printable/base64 with proper 76-char wrapping, or enable PHPMailer options to fold long lines. Support for SMTP CHUNKING (RFC 3030) also mitigates this where available.

Steps to reproduce

  1. Set email to email hosted on Microsoft 365
  2. Setup email for poweradmin
  3. Click forgot password

Poweradmin version

4.0.2

Database

MariaDB

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