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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
DatoCMS Web Previews unaffected
Version Status Constraints
< 1.0.31 affected
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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/datocms/plugins/commit/7965eebf0973cc5ebb18bc5ff9ce7ff19e89bb2e cve-icon cve-icon
History

Fri, 27 Feb 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 27 Feb 2026 14:30:00 +0000

Type Values Removed Values Added
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.
Title Authenticated DatoCMS Web Previews Plugin Iframe Injection
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Intigriti

Published:

Updated: 2026-02-27T18:44:26.847Z

Reserved: 2026-02-27T14:08:55.710Z

Link: CVE-2026-3327

cve-icon Vulnrichment

Updated: 2026-02-27T18:44:23.512Z

cve-icon NVD

Status : Received

Published: 2026-02-27T15:16:30.950

Modified: 2026-02-27T15:16:30.950

Link: CVE-2026-3327

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses