CVE-2026-8590: Spotfire OAuth2 PKCE Bypass for public clients
Vulnerability in Spotfire Spotfire Enterprise (Spotfire Server modules), Spotfire Spotfire Enterprise with External Consumers (Spotfire Server modules), Spotfire Spotfire on Kubernetes (Spotfire Server modules).
This issue affects Spotfire Enterprise: through 14.0.12, through 14.4.2, through 14.5.0, through 14.6.1, through 14.6.2, through 14.7.0, through 14.8.0; Spotfire Enterprise with External Consumers: through 14.0.12, through 14.5.0, through 14.6.0, through 14.6.1, through 14.6.2, through 14.7.0, through 14.8.0; Spotfire on Kubernetes: through 4.2.0, 5.0.X, 6.0.X.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-8590?
The severity of CVE-2026-8590 is rated as high, with a CVSS score of 8.7.
What is CVE-2026-8590 about?
CVE-2026-8590 is a vulnerability that allows for OAuth2 PKCE bypass in Spotfire public clients.
How do I fix CVE-2026-8590?
To fix CVE-2026-8590, update your Spotfire Enterprise software to the latest patched version.
Which versions are affected by CVE-2026-8590?
CVE-2026-8590 affects Spotfire Enterprise versions through 14.0.12, 14.4.2, and 14.5.0.
What types of Spotfire deployments are impacted by CVE-2026-8590?
CVE-2026-8590 impacts Spotfire Enterprise, Spotfire Enterprise with External Consumers, and Spotfire on Kubernetes.