A URL disclosure issue was discovered in Burp Suite before 2022.6. If a user views a crafted response in the Repeater or Intruder, it may be incorrectly interpreted as a redirect.
An issue was discovered in PortSwigger Burp Suite before 2021.2. During viewing of a malicious request, it can be manipulated into issuing a request that does not respect its upstream proxy configuration. This could leak NetNTLM hashes on Windows systems that fail to block outbound SMB.
Burp Suite Community Edition 1.7.32 and 1.7.33 fail to validate the server certificate in a couple of HTTPS requests which allows a man in the middle to modify or view traffic.
PortSwigger Burp Suite before 1.7.34 has Improper Certificate Validation of the Collaborator server certificate, which might allow man-in-the-middle attackers to obtain interaction data.