Auth bypass in Openpanel-Dev Openpanel
CVE-2026-93984
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (35.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/Openpanel-dev/openpanel/security/advisories/GHSA-956w-65qh-w3jh (vendor-advisory)
- www.vulncheck.com/advisories/openpanel-api-authentication-bypass-via-unverified… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-93984?
- CVE-2026-93984 is a medium-severity vulnerability in Openpanel-Dev Openpanel, classified under Improper Authentication. CVSS score: 5.3/10. Published 2026-09-19.
- How severe is CVE-2026-93984?
- Medium severity. CVSS v3 base score is 5.3 out of 10.