CVE-2026-39607 MEDIUM

CVE-2026-39607: WordPress Filter Plus plugin <= 1.1.17 - Broken Access Control vulnerability

Vendor Wpbens

Product Filter Plus

Weakness CWE-862 · Missing authorization

Published April 8, 2026

Last update April 29, 2026

View on NVD All CVEs

CVSS base score

5.4/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in Wpbens Filter Plus filter-plus allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Filter Plus: from n/a through <= 1.1.17.

Explanation of Vulnerability in Simple Terms

02Summary

Filter Plus versions up to 1.1.17 lack proper authorization checks, allowing authenticated users to read and modify data they should not have access to. An attacker with a low-privilege account can view or alter sensitive information without additional interaction. Update to a version newer than 1.1.17 to resolve this issue.

What an attacker can do

03Attacker Capabilities

Read and modify data belonging to other users or restricted areas of the site.

Potential impact on your site

04Site Impact

Unauthorized data disclosure and modification by authenticated users with limited permissions.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site.

Key dates

06Disclosure timeline

April 8, 2026 CVE published

April 29, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-39607 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html AskarLabs — CWE-862 write-up Missing Authorization

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