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-rw-r--r--program/steps/mail/func.inc1
1 files changed, 1 insertions, 0 deletions
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index 83f170d16..522a1c2bb 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -1252,6 +1252,7 @@ function rcmail_mod_html_body($body, $container_id)
// parse link attributes and set correct target
function rcmail_alter_html_link($in)
{
+ $in = preg_replace('/=([^("|\s)]+)(\s|$)/', '="\1"', $in);
$attrib = parse_attrib_string($in);
if (stristr((string)$attrib['href'], 'mailto:'))