CVE-2026-3327: Authenticated Iframe Injection in Dato CMS Web Previews plugin

Q: How do I fix CVE-2026-3327?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Q: Is CVE-2026-3327 being exploited?

CVE-2026-3327 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-3327 affect?

CVE-2026-3327 affects affected software. Severity is medium (CVSS 4.8). 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 reso

Q: How urgent is CVE-2026-3327?

Priority 24/100. No elevated risk signals yet.

Routine

MEDIUM 4.8

CVE-2026-3327 is a medium-severity flaw (CVSS 4.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Active
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-02-27
Last modified	2026-06-17

Publisher (CNA): Intigriti

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-02-27 15:16 UTCPublished CVE record published
2026-06-17 10:43 UTCUpdated Record last modified

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-3327?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-3327 being exploited?

CVE-2026-3327 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-3327 affect?

CVE-2026-3327 affects affected software. Severity is medium (CVSS 4.8). 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 reso

How urgent is CVE-2026-3327?

Priority 24/100. No elevated risk signals yet.

References

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