Security Advisory
CVE-2020-13484
CVE vulnerability detail — eXtreme Datacenter Security Operations
Description
Bitrix24 through 20.0.975 allows SSRF via an intranet IP address in the services/main/ajax.php?action=attachUrlPreview url parameter, if the destination URL hosts an HTML document containing <meta name="og:image" content=" followed by an intranet URL.