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.user.ini sendmail_from override broken in 7.0.2

Status: Open.

#3342 In PHPMailer/PHPMailer;

· gmariani opened on Jun 5, 2026

Supreme X

Status: Open.

#3337 In PHPMailer/PHPMailer;

· Ramesh325-prog opened on Jun 1, 2026

SMTP Error: Could not authenticate

Status: Open.

#3335 In PHPMailer/PHPMailer;

· conturiccardo-commits opened on May 28, 2026

deprecated $useimap trigger_error causes incompatibillity

Status: Open.

#3325 In PHPMailer/PHPMailer;

· KlaasBonnema opened on May 1, 2026

Security valuable trouble

Status: Open.

#3305 In PHPMailer/PHPMailer;

· animer3009 opened on Mar 2, 2026

Get_Oauth_Token.php fails with Error 500

Status: Open.

#3300 In PHPMailer/PHPMailer;

· galexmay opened on Feb 17, 2026

How to know which error occurred

Status: Open.

#3171 In PHPMailer/PHPMailer;

· SuheylZ opened on Jun 19, 2025

Improve Exception message on SMTP Authentication failure

Status: Open.

#3161 In PHPMailer/PHPMailer;

· lm-cmxkonzepte opened on May 12, 2025

PHPMailer OAuth2 Example with league/oauth2-google Fails Due to Invalid Scopes for Gmail API

Status: Open.

#3131 In PHPMailer/PHPMailer;

· InTheNooB opened on Feb 4, 2025

Headers of signed S/Mime email is not well formated

Status: Open.

#3078 In PHPMailer/PHPMailer;

· panoma-berlin opened on Jul 26, 2024

550 5.6.11 SMTPSEND.BareLinefeedsAreIllegal; message contains bare linefeeds, which cannot be sent via DATA and receiving system does not support BDAT

Status: Open.

#3067 In PHPMailer/PHPMailer;

· JiriSch opened on Jun 25, 2024

sigterm when in DATA state causes QUIT to fail

Status: Open.

#2994 In PHPMailer/PHPMailer;

· Stevehans opened on Dec 12, 2023