What’s Vulnerable › Products

Progress Software Progress® Telerik® Fiddler® Everywhere vulnerabilities

2 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 2 published in the last 12 months.

Check whether your Progress Software Progress® Telerik® Fiddler® Everywhere version is affected

Latest Progress Software Progress® Telerik® Fiddler® Everywhere vulnerabilities

• CVE-2026-86158 — Missing Authentication in the local .NET backend of Progress Telerik Fiddler Everywhere (CVSS 7.7)
• CVE-2026-86157 — Exposure of Privileged IPC Functionality in Progress Telerik Fiddler Everywhere (CVSS 5.6)