Vulnerability · Published Sep 19, 2026 · Assigned by VulnCheck
CVE-2026-93984OpenPanel API through 2.3.0 Authentication Bypass via Unverified Client Secret
Medium 5.3
In plain English
A medium-severity improper authentication in openpanel from Openpanel-dev. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.4%top 64.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Openpanel-dev | openpanel | 0 – through 2.3.0 |
Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N