PHPMailer 6.1.7

This is a maintenance release.

• Split SMTP connection into two separate methods
• Undo BC break in PHP vesions 5.2.3 - 7.0.0 introduced in 6.1.2 when injecting callables for address validation and HTML to text conversion
• Save response to SMTP welcome banner as other responses are saved
• Retry stream_select if interrupted by a signal

PHPMailer 6.1.6

This is a security release, with some other minor changes. For full details, refer to the advisory.

• SECURITY Fix insufficient output escaping bug in file attachment names. CVE-2020-13625. Reported by Elar Lang of Clarified Security.
• Correct Armenian ISO language code from am to hy, add mapping for fallback
• Use correct timeout property in debug output

A small change to prevent deprecation notices while running legacy systems on newer PHP versions. See #2015

This is a maintenance release.

• Reject invalid custom headers that are empty or contain breaks
• Various fixes for DKIM issues, especially when using mail() transport
• Drop the l= length tag from DKIM signatures; it's a mild security risk
• Ensure CRLF is used explicitly when needed, rather than static::$LE
• Add a method for trimming header content consistently
• Some minor tweaks to resolve static analyser complaints
• Check that attachment files are readable both when adding and when sending
• Work around Outlook bug in mishandling MIME preamble
• Danish translation improvements

The RFC2047 folding added in 6.1.0 was a little overenthusiastic; It will now only happen when header lines exceed 998 chars.

• Clean up hostname handling
• Avoid IDN error on older PHP versions, prep for PHP 8.0
• Don't force RFC2047 folding unnecessarily
• Enable tests on full release of PHP 7.4

• Fix an issue preventing injected debug handlers from working
• Fix an issue relating to connection timeout
• Add SMTP::MAX_REPLY_LENGTH constant
• Remove some dev dependencies; phpdoc no longer included
• Fix an issue where non-compliant servers returning bare codes caused an SMTP hang

• Substantial revision of DKIM header generation
• Use shorter hashes for auto-generated CID values
• Fix format of content-id headers, and only use them for inline attachments
• Remove all use of XHTML
• Lots of coding standards cleanup
• API docs are now auto-updated via GitHub actions
• Fix header separation bug created in 6.1.1
• Fix misidentification of background attributes in SVG images in msgHTML

No code changes, just retagging for a misordered commit for 6.1.0.

This is a feature and maintenance release.

• Multiple bug fixes for folding of long header lines, thanks to @caugner
• Add support for RFC2387 child element content-type hint in multipart/related structures.
• Support for Ical event methods other than REQUEST, thanks to @puhr-mde
• Change header folding and param separation to use spaces instead of tabs
• Use ; to separate multiple MIME header params
• Add support for RFC3461 DSN messages
• IMAP example code fixed
• Use PHP temp streams instead of temp files
• Allow for longer SMTP error codes
• Updated Brazilian Portuguese translation
• Throw exceptions on invalid encoding values
• Add Afrikaans translation, thanks to @Donno191
• Updated Farsi/Persian translation
• Add PHP 7.4 to test config
• Remove some ambiguity about setting XMailer property
• Improve error checking in mailing list example
• Drop PHP 5.5 from CI config as it's no longer supported by Travis-CI
• Fix S/MIME signing
• Add constants for encryption type
• More consistent use of constants for encryption, charset, encoding
• Add PHPMailer logo images

This is a maintenance release.

• Include RedHat GPL Cooperation Commitment - see the COMMITMENT file for details.
• Don't exclude composer.json from git exports as it breaks composer updates in projects that use PHPMailer
• Updated Malay translation
• Fix language tests