8x8: @jitsi/docker-jitsi-meet: `/colibri-relay-ws/` unsafe nginx regex (OCTO relay configuration)

An unsafe nginx regex pattern was discovered in the /colibri-relay-ws/ location of the @jitsi/docker-jitsi-meet project. The regex a-zA-Z0-9-\.+ accepted arbitrary domain names and IP addresses for proxypass directives, allowing unauthenticated requests to be proxied to attacker-specified...