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Fixed security holes as found in #23. #24

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Fixed security holes as found in #23. #24

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3 changes: 3 additions & 0 deletions composer.json
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,9 @@
{
"name": "Kai Mallea",
"email": "[email protected]"
},
{
"name": "Merula Fideley"
}
],
"require": {
Expand Down
16 changes: 10 additions & 6 deletions src/ChrisKonnertz/BBCode/BBCode.php
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,7 @@ class BBCode
/**
* The current version number
*/
const VERSION = '1.1.2';
const VERSION = '1.1.3';

/**
* The text with BBCodes
Expand Down Expand Up @@ -286,6 +286,10 @@ protected function generateTag(Tag $tag, &$html, Tag $openingTag = null, array $
{
$code = null;

// secure various unwanted states
$propHasSemicol = str_contains($tag->property, ';');
$propHasQuote = str_contains($tag->property, '"');

if (in_array($tag->name, $this->ignoredTags)) {
return $code;
}
Expand Down Expand Up @@ -328,7 +332,7 @@ protected function generateTag(Tag $tag, &$html, Tag $openingTag = null, array $
break;
case self::TAG_NAME_EMAIL:
if ($tag->opening) {
if ($tag->property) {
if ($tag->property && !$propHasQuote) {
$code = '<a href="mailto:'.$tag->property.'">';
} else {
$code = '<a href="mailto:';
Expand All @@ -343,7 +347,7 @@ protected function generateTag(Tag $tag, &$html, Tag $openingTag = null, array $
break;
case self::TAG_NAME_URL:
if ($tag->opening) {
if ($tag->property) {
if ($tag->property && !$propHasQuote) {
$code = '<a href="'.$tag->property.'">';
} else {
$code = '<a href="';
Expand Down Expand Up @@ -449,7 +453,7 @@ protected function generateTag(Tag $tag, &$html, Tag $openingTag = null, array $
break;
case self::TAG_NAME_FONT:
if ($tag->opening) {
if ($tag->property) {
if ($tag->property && !$propHasSemicol && !$propHasQuote) {
$code = '<span style="font-family: '.$tag->property.'">';
}
} else {
Expand All @@ -458,7 +462,7 @@ protected function generateTag(Tag $tag, &$html, Tag $openingTag = null, array $
break;
case self::TAG_NAME_SIZE:
if ($tag->opening) {
if ($tag->property) {
if ($tag->property && !$propHasSemicol && !$propHasQuote) {
$code = '<span style="font-size: '.$tag->property.'%">';
}
} else {
Expand All @@ -467,7 +471,7 @@ protected function generateTag(Tag $tag, &$html, Tag $openingTag = null, array $
break;
case self::TAG_NAME_COLOR:
if ($tag->opening) {
if ($tag->property) {
if ($tag->property && !$propHasSemicol && !$propHasQuote) {
$code = '<span style="color: '.$tag->property.'">';
}
} else {
Expand Down