iubenda < 3.13.7 - Unauthenticated Stored XSS via Cookie Block HTML Parser

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-86606
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-06 06:16:44 UTC
Updated2026-11-06 20:09:13 UTC
DescriptionThe iubenda | All-in-one Compliance for GDPR / CCPA Cookie Consent + more WordPress plugin before 3.13.7 does not properly escape content it re-emits through its bundled HTML parser, allowing unauthenticated users to inject arbitrary web scripts in pages that will execute in the session of any visitor viewing them, including logged in administrators.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from ADP

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.002160000 probability, percentile 0.121910000 (date 2026-11-08)

Problem Types: CWE-79 | CWE-79 Cross-Site Scripting (XSS) | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.5HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.5HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unknown Iubenda All-in-one Compliance For GDPR / CCPA Cookie Consent More affected 3.13.7 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/69414165-8cb3-4c42-baec-235b0d80f9c0 [email protected] wpscan.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Jakub Herman (en)

CNA: WPScan (en)

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