CVE-2026-3327

MEDIUM EPSS 24.0%

Published Feb 27, 20264mo ago · Modified Jun 17, 20262w ago

4.8 CVSS 4.0

Medium

Published Feb 27, 2026 4mo ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

4.8

Exploitability

—

Impact

—

Vector string

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction A

Scope X

Threat Intelligence

EPSS Exploit Probability

24.0% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 1

github.com https://github.com/datocms/plugins/commit/7965eebf0973cc5ebb18bc5ff9ce7ff19e89bb2e

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.