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authorAleksander Machniak <alec@alec.pl>2012-12-04 09:17:08 +0100
committerAleksander Machniak <alec@alec.pl>2012-12-04 09:21:09 +0100
commit9019025222470462ea075560c287af4f260cdd8f (patch)
tree970769d520ba5cb3ad26e6be9ea0ae1138a45d98 /program/lib/washtml.php
parentcaffe4d317b22c61881e48aebe85a9e5b334affd (diff)
- Fix XSS vulnerability in vbscript: and data:text links handling (#1488850)
Conflicts: CHANGELOG tests/MailFunc.php
Diffstat (limited to 'program/lib/washtml.php')
-rw-r--r--program/lib/washtml.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/program/lib/washtml.php b/program/lib/washtml.php
index 0d4ffdb4b..d13d66404 100644
--- a/program/lib/washtml.php
+++ b/program/lib/washtml.php
@@ -214,7 +214,7 @@ class washtml
$key = strtolower($key);
$value = $node->getAttribute($key);
if (isset($this->_html_attribs[$key]) ||
- ($key == 'href' && !preg_match('!^javascript!i', $value)
+ ($key == 'href' && !preg_match('!^(javascript|vbscript|data:text)!i', $value)
&& preg_match('!^([a-z][a-z0-9.+-]+:|//|#).+!i', $value))
) {
$t .= ' ' . $key . '="' . htmlspecialchars($value, ENT_QUOTES) . '"';