What’s Vulnerable › Vulnerabilities

CVE-2026-93984: OpenPanel API through 2.3.0 Authentication Bypass via Unverified Client Secret

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-19 · updated 2026-10-02
• Weakness: CWE-287

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

• Openpanel-dev openpanel: through 2.3.0

References

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

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