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OpenAdvisories
High · 8.5 CVE-2026-22244 EUVD-2026-1673GHSA-5f29-2333-h9c7

OpenMetadata Server-Side Template Injection (SSTI) in FreeMarker email templates that leads to RCE

Published Jan 8, 2026 · Updated Aug 31, 2026 · Assigned by GitHub_M

Description

OpenMetadata is a unified metadata platform. Versions 1.5.0 through 1.11.3 are vulnerable to remote code execution via Server-Side Template Injection (SSTI) in FreeMarker email templates. An attacker must have administrative privileges to exploit the vulnerability. Version 1.11.4 contains a patch.

Affected products

VendorProductAffectedFixed
open-metadata OpenMetadata < 1.11.4 —

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.open-metadata:platform >= 1.5.0, < 1.11.4 1.11.4 GHSA-5f29-2333-h9c7

References