Release History

Fiddler Everywhere v8.2.0

September 29, 2026

Version 8.2.0

NEW

• Added scripting functionality.
• Added host remapping functionality.

FIXED

• Warning for unsaved filter appears in Snapshots when closing the application.
• Fixed CVE-2026-86158: Missing Authentication in the local .NET backend of Progress Telerik Fiddler Everywhere.
• Fixed CVE-2026-86157: Exposure of Privileged IPC Functionality in Progress Telerik Fiddler Everywhere
• Updated third-party dependencies to address potential security vulnerabilities.