---
id: CVE-2026-16042
title: >-
  The LWS Optimize  WordPress plugin before 3.4 does not perform a capability
  check on its cache-clearing actions, allowing any authenticated user,
  including Subscribers, to flush the site's caches and force repeated cache
  rebuilds.
summary: >-
  The LWS Optimize  WordPress plugin before 3.4 does not perform a capability
  check on its cache-clearing actions, allowing any authenticated user,
  including Subscribers, to flush the site's caches and force repeated cache
  rebuilds.
severity: none
published: '2026-08-02'
updated: '2026-08-02'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-16042'
references:
  - url: 'https://wpscan.com/vulnerability/0ea45a09-3155-4e47-97f7-f7645d583565/'
    label: contact@wpscan.com
tags:
  - nvd
ingestedAt: '2026-08-02T13:18:29.204Z'
epss: 0.00195
epssPercentile: 0.09442
---

## Overview

The LWS Optimize  WordPress plugin before 3.4 does not perform a capability check on its cache-clearing actions, allowing any authenticated user, including Subscribers, to flush the site's caches and force repeated cache rebuilds.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.