CVE-2026-93984

MEDIUM 5.3

OpenPanel API through 2.3.0 Authentication Bypass via Unverified Client Secret

CVSS Score

5.3

EPSS Score

0.4%

EPSS Percentile

34th

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.

CWE	CWE-287
Vendor	openpanel-dev
Product	openpanel
Published	Sep 19, 2026
Last Updated	Oct 2, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

Openpanel-dev / openpanel

0 ≤ 2.3.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-956w-65qh-w3jh vulncheck.com: https://www.vulncheck.com/advisories/openpanel-api-authentication-bypass-via-unverified-client-secret github.com: ttps://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-956w-65qh-w3jh

Credits

🔍 CaptBoykin