Release History

Fiddler v5.0.20211

December 15, 2021

Version 5.0.20211.51073

NEW

• Change the name to Progress Telerik Fiddler Classic
• Add Cross-Origin headers to Response Header Security section
• Throw HTTP protocol violation when a header name contains a space

FIXED

• TLS ClientHello and ServerHello parsing fails when there are large extensions
• Change the validity period for dynamically created certificates in Fiddler Classic to be less than an year
• Update Set-Cookie header template as it is expired
• HostnameIs method might return true even when host does not match when it has port
• Incorrectly strips Authorization header if it happens to contain the letters NTLM
• Fiddler Auth Inspector should decode BASIC credentials using Encoding.UTF8
• Error window at launch may be hard to find
• TLS Handshake Analyzer omits the last value in the supported_versions extension
• Process picker option is not working for Chromium based browsers
• "Set AutoResponder comment" hotkey moves list selection