In Serendipity before 2.0.5, an attacker can bypass SSRF protection by using a malformed IP address (e.g., http://127.1) or a 30x (aka Redirection) HTTP status code.
{
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.0.4"
}
],
"cpe": "cpe:2.3:a:s9y:serendipity:*:*:*:*:*:*:*:*"
}