NGINX Cache Optimizer <= 1.1 - Missing Authorization to Authenticated (Subscriber+) Dynamic Caching Exclusion Update

2025-10-23 20:08

Legion Hunter

Strategic Overview

Status

Unpatched

Affected PluginNGINX Cache Optimizer

Affected Version<= 1.1

CVSS4.3Medium

CVECVE-2025-12014

View all NGINX Cache Optimizer vulnerabilities

Vulnerability Overview

The NGINX Cache Optimizer plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'nginxcacheoptimizer-blacklist-update' AJAX action in all versions up to, and including, 1.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to add URLs to the Exclude URLs From Dynamic Caching setting.

Technical Analysis

REMEDIATION: No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement. --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

External References

https://www.cve.org/CVERecord?id=CVE-2025-12014 https://www.wordfence.com/threat-intel/vulnerabilities/id/7dd18e4e-9aa6-403e-aec3-21f33d739066

CVSS Vector

4.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone

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