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Medium · 4.8 CVE-2026-3327 EUVD-2026-9031GHSA-x8p2-g6vv-f5mr

Authenticated DatoCMS Web Previews Plugin Iframe Injection

Published Feb 27, 2026 · Updated Feb 27, 2026 · Assigned by Intigriti

Description

Authenticated Iframe Injection in Dato CMS Web Previews plugin. This vulnerability permits a malicious authenticated user to circumvent the restriction enforced on the configured frontend URL, enabling the loading of arbitrary external resources or origins. This issue affects Web Previews < v1.0.31.

Affected products

VendorProductAffectedFixed
DatoCMS Web Previews < 1.0.31 —

References