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-rw-r--r--program/lib/Roundcube/rcube_washtml.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/program/lib/Roundcube/rcube_washtml.php b/program/lib/Roundcube/rcube_washtml.php
index e23e5b21d..5f40eecf4 100644
--- a/program/lib/Roundcube/rcube_washtml.php
+++ b/program/lib/Roundcube/rcube_washtml.php
@@ -456,7 +456,7 @@ class rcube_washtml
// Remove invalid HTML comments (#1487759)
// Don't remove valid conditional comments
// Don't remove MSOutlook (<!-->) conditional comments (#1489004)
- $html = preg_replace('/<!--[^->\[\n]+>/', '', $html);
+ $html = preg_replace('/<!--[^-<>\[\n]+>/', '', $html);
// fix broken nested lists
self::fix_broken_lists($html);