Is CVE-2026-9203 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-9203?

CVE-2026-9203 has a CVSS v3 severity of HIGH (8.5).

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CVE-2026-9203

Description

A server-side request forgery vulnerability in Progress MarkLogic Server before 11.3.6 and 12.0.3 allows an authenticated user with low-privileged roles to bypass protections for cloud instance metadata endpoints. Successful exploitation can disclose cloud credentials and compromise cloud resources accessible to the host instance.