CVE-2026-63334 draw.io: SSRF via DNS rebinding in ProxyServlet bypasses private IP blocklist

draw.io is a configurable diagramming and whiteboarding application. Prior to version 30.2.7, deployments with ENABLEDRAWIOPROXY=1 are vulnerable to server-side request forgery because src/main/java/com/mxgraph/online/Utils.java performs the private-address check in Utils.sanitizeUrl using one DN...