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-rw-r--r--system/core/Security.php1
1 files changed, 1 insertions, 0 deletions
diff --git a/system/core/Security.php b/system/core/Security.php
index 27b4db69d..5edb67f4e 100644
--- a/system/core/Security.php
+++ b/system/core/Security.php
@@ -229,6 +229,7 @@ class CI_Security {
// Check CSRF token validity, but don't error on mismatch just yet - we'll want to regenerate
$valid = isset($_POST[$this->_csrf_token_name], $_COOKIE[$this->_csrf_cookie_name])
+ && is_string($_POST[$this->_csrf_token_name]) && is_string($_COOKIE[$this->_csrf_cookie_name])
&& hash_equals($_POST[$this->_csrf_token_name], $_COOKIE[$this->_csrf_cookie_name]);
// We kill this since we're done and we don't want to pollute the _POST array