In Mellium mellium.im/xmpp through 0.21.0, an attacker capable of spoofing DNS TXT records can redirect a WebSocket connection request to a server under their control without causing TLS certificate verification to fail. This occurs because the wrong host name is selected during this verification.
No PoCs from references.
- https://github.com/ARPSyndicate/cvemon
- https://github.com/leoambrus/artefactswithoutCVEonGitHubAdvisoryDatabase