CVE-2026-26145 Microsoft CVE debrief

Who should care

Defenders responsible for Azure Synapse deployments should verify configurations for proper access controls and monitor for unusual privilege elevation attempts. Security teams should review the vulnerability details and assess the potential impact on their organization. Operators and platform administrators should also be aware of the vulnerability and take necessary precautions.

Technical summary

CVE-2026-26145 is a medium-severity vulnerability in Azure Synapse caused by improper access control. An authorized attacker can exploit this over a network to elevate privileges. The vulnerability affects Azure Synapse deployments and has a CVSS score of 4.8. Defenders should review Azure Synapse configurations for proper access controls and monitor for unusual privilege elevation attempts.

Defensive priority

Medium priority due to potential for privilege escalation and network-based attacks

Recommended defensive actions

• Verify Azure Synapse configurations for proper access controls
• Monitor for unusual privilege elevation attempts
• Implement compensating controls for network-based attacks
• Review Azure Synapse deployments for affected scope and severity
• Plan vendor-supported updates or mitigations through normal change control

Evidence notes

Evidence is limited; primary official records indicate a medium-severity vulnerability in Azure Synapse. Defenders should exercise caution and verify configurations. The CVE record was published on 2026-07-02T23:16:49.813Z and has not been modified since then. Additional verification is recommended to ensure accurate vulnerability details.

Official resources