Description
Faye (NPM, RubyGem) versions greater than 0.5.0 and before 1.0.4, 1.1.3 and 1.2.5, has the potential for authentication bypass in the extension system. The vulnerability allows any client to bypass checks put in place by server-side extensions, by appending extra segments to the message channel. It is patched in versions 1.0.4, 1.1.3 and 1.2.5.
Remediation
References
https://github.com/faye/faye/commit/65d297d341b607f3cb0b5fa6021a625a991cc30e
https://github.com/faye/faye/security/advisories/GHSA-qpg4-4w7w-2mq5