CVE-2026-67342 ArcadeData CVE debrief

Who should care

Organizations using ArcadeDB versions before 26.7.2 should be aware of the potential vulnerability and take steps to patch or mitigate it. This includes reviewing and updating access controls for database endpoints, monitoring for suspicious activity on affected systems, and ensuring that only authorized parties can access and modify databases. Security teams and vulnerability management teams should prioritize patching to prevent potential database access and modification by unauthorized parties.

Technical summary

ArcadeDB versions before 26.7.2 contain an authorization bypass vulnerability in HTTP handlers for time series, batch, Prometheus, and Grafana endpoints. This vulnerability could allow attackers to access and modify databases they are not authorized to use by directly calling affected endpoints with arbitrary database parameters. The vulnerability is considered critical, with a CVSS score of 9.3. The affected product deployments should be reviewed to ensure that only authorized parties can access and modify databases. Defenders should review database access controls, monitor for suspicious activity, and ensure that compensating controls are in place for exposed systems while remediation is scheduled and verified.

Defensive priority

Organizations using ArcadeDB versions before 26.7.2 should prioritize patching to prevent potential database access and modification by unauthorized parties.

Recommended defensive actions

• Patch ArcadeDB to version 26.7.2 or later
• Review and update access controls for database endpoints
• Monitor for suspicious activity on affected systems
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. Further investigation is needed to fully understand the impact and affected scope. The authorization bypass vulnerability in ArcadeDB versions before 26.7.2 could allow attackers to access and modify databases they are not authorized to use. To verify, defenders should review database access controls, monitor for suspicious activity, and ensure that only authorized parties can access and modify databases.

Official resources