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OpenAdvisories
Medium · 5.3 CVE-2026-93984 EUVD-2026-83589GHSA-2m8f-94rg-j65x

OpenPanel API through 2.3.0 Authentication Bypass via Unverified Client Secret

Published Sep 19, 2026 · Updated Oct 2, 2026 · Assigned by VulnCheck

Description

OpenPanel tracking API through 2.3.0 fails to verify client secret cryptographic hash before authorizing revenue events and bot filtering. Attackers with only a public client ID can supply arbitrary dummy secrets to inject forged revenue metrics and bypass bot detection filters.

Affected products

VendorProductAffectedFixed
Openpanel-dev openpanel ≤ 2.3.0 —

References