CVE-2026-17580 MEDIUM

CVE-2026-17580: Advanced Views <= 3.9.1 - Missing Authorization to Authenticated (Subscriber+) Sensitive Information Exposure via 'view-refresh' and 'card-refresh' REST Endpoints

Vendor Wplakeorg
Product Advanced Views – Display Custom Fields (ACF, Pods, MetaBox), Posts, CPT and Woo Products anywhere in Gutenberg, Elementor, Divi, Beaver…
Weakness CWE-862 · Missing authorization
Published August 1, 2026
Last update August 3, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

The Advanced Views – Display Custom Fields (ACF, Pods, MetaBox), Posts, CPT and Woo Products anywhere in Gutenberg, Elementor, Divi, Beaver… plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.9.1 via the register_rest_routes. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract sensitive admin-authored editor content — including template markup, CSS code, JavaScript code, and PHP controller variables — for any Layout or Post Selection post on the site.

Explanation of Vulnerability in Simple Terms

02Summary

The Advanced Views plugin for WordPress contains an authorization flaw that allows authenticated users with low privileges to read sensitive data they should not access. The vulnerability affects all versions up to 3.9.1. An attacker with a basic user account can retrieve confidential information by exploiting missing permission checks in the plugin's data retrieval functions.

What an attacker can do

03Attacker Capabilities

Read sensitive data and custom fields they don't have permission to access.

Potential impact on your site

04Site Impact

Private custom field data, ACF fields, and post metadata may be exposed to low-privilege users.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege WordPress user account (e.g., subscriber or contributor).

Key dates

06Disclosure timeline

August 1, 2026 CVE published
August 3, 2026 Record updated

Related vulnerabilities

08Related CVE