CVE-2026-39571 - Vulnerability Details - OpenCVE

Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Themefic Instantio instantio allows Retrieve Embedded Sensitive Data.This issue affects Instantio: from n/a through <= 3.3.30.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Themefic	Instantio
Wordpress	Wordpress

No data.

No data.

References

Link	Providers
https://www.spirityenterprise.com/digital-risk-protection
https://patchstack.com/database/Wordpress/Plugin/instantio/vulnerability/wordpress-instantio-plugin-3-3-30-sensitive-data-exposure-vulnerability?_s_id=cve

History

Mon, 13 Apr 2026 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 08 Apr 2026 19:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Themefic Themefic instantio Wordpress Wordpress wordpress
Vendors & Products		Themefic Themefic instantio Wordpress Wordpress wordpress

Wed, 08 Apr 2026 08:45:00 +0000

Type	Values Removed	Values Added
Description		Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Themefic Instantio instantio allows Retrieve Embedded Sensitive Data.This issue affects Instantio: from n/a through <= 3.3.30.
Title		WordPress Instantio plugin <= 3.3.30 - Sensitive Data Exposure vulnerability
Weaknesses		CWE-497
References		https://patchstack.com/database/Wordpress/Plugin/instantio/vulnerability/wordpress-instantio-plugin-3-3-30-sensitive-data-exposure-vulnerability?_s_id=cve

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-04-08T08:30:20.418Z

Updated: 2026-04-13T15:18:27.145Z

Reserved: 2026-04-07T10:48:32.434Z

Link: CVE-2026-39571

Vulnrichment

Updated: 2026-04-13T15:14:14.643Z

NVD

Status : Awaiting Analysis

Published: 2026-04-08T09:16:28.360

Modified: 2026-04-13T16:16:30.647

Link: CVE-2026-39571

Redhat

No data.

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