CVE-2026-45499 Azure OpenAI Vulnerability
Server-side request forgery (ssrf) in Azure OpenAI allows an authorized attacker to elevate privileges over a network.
Quick answer
microsoft Azure OpenAI should be reviewed and updated if it matches the affected versions. The recommended fix is to apply the vendor-supported patched version or the mitigation steps below, then retest the public website with Fixnx.
Who is affected
Affected versions
- Azure OpenAI hosted service
Fixed versions
- No customer-managed package version is listed; follow Microsoft MSRC guidance for CVE-2026-45499
How to fix it
CVE-2026-45499 affects microsoft Azure OpenAI, which is a Microsoft hosted service. No customer-installed package version is listed for this record. Review the MSRC advisory, check tenant exposure, and confirm Microsoft guidance for your environment. Treat it as important if the service is enabled or tied to sensitive data.
- Inventory where microsoft Azure OpenAI is enabled in your tenant.
- Open the MSRC advisory for CVE-2026-45499 and record the current guidance.
- Review users, roles, apps, connectors, and service permissions tied to this product.
- Limit access to trusted users and groups where possible.
- Review audit logs for unusual privilege changes, redirects, or cross-service access.
- Rotate secrets or app credentials if suspicious access is found.
- Document tenant checks, owners, and any Microsoft guidance you followed.
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Verify the fix
- Confirm the MSRC advisory for CVE-2026-45499 has been reviewed.
- Confirm microsoft Azure OpenAI access is limited to expected users and apps.
- Confirm audit logs do not show suspicious activity tied to this issue.
- Confirm any risky roles, connectors, or permissions were reduced.
- Save tenant evidence and the review date.
Related categories
Trusted references
FAQ
What is affected by CVE-2026-45499?
microsoft Azure OpenAI versions listed as affected should be reviewed: Azure OpenAI hosted service.
What should I fix first?
Start with internet-facing sites, admin panels, login flows, plugins, themes, modules, packages, and systems that process user-controlled input or sensitive data.
How do I confirm the fix worked?
Apply the patched version or mitigation, clear caches where relevant, retest the affected workflow, and run a new Fixnx scan to verify public website exposure signals.
How are Fixnx security risk categories chosen?
Fixnx keeps one canonical risk page and assigns only broad, relevant categories such as ecosystem, technology area, or vulnerability class.