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High · 8.5 CVE-2026-9203 EUVD-2026-53431GHSA-vc8h-qc29-hjr2

Server-side request forgery in Progress MarkLogic Server

Published Aug 5, 2026 · Updated Aug 7, 2026 · Assigned by ProgressSoftware

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.

Affected products

VendorProductAffectedFixed
Progress Software MarkLogic Server 11.0.0 – < 11.3.6, 12.0.0 – < 12.0.3 11.3.6

References