Feed/CVE-2026-86158
CVE-2026-86158HIGHCVSS 7.7

CVE-2026-86158

Published Sep 29, 2026·Updated Sep 29, 2026

NVD Description

Missing authentication in the local .NET backend (Fiddler.WebUi) of Progress Software Fiddler Everywhere 8.0.2 allows a local unauthenticated attacker to mint OAuth tokens and read the machine-in-the-middle root certificate through an unauthenticated localhost HTTP and SignalR RPC channel.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References

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