CVE-2022-1722: Server-Side Request Forgery (SSRF)

SSRF in editor's proxy via IPv6 link-local address in GitHub repository jgraph/drawio prior to 18.0.5. SSRF to internal link-local IPv6 addresses...

SSRF in editor's proxy via IPv6 link-local address

Description The proxy server does not check for link-local IPv6 addresses In https://github.com/jgraph/drawio/blob/dev/src/main/java/com/mxgraph/online/ProxyServlet.javaL255L257, it checks for local IP addresses. It is missing the link-local IPv6 address check -...