CVE-2025-12014
NGINX Cache Optimizer <= 1.1 - Missing Authorization to Authenticated (Subscriber+) Dynamic Caching Exclusion Update
Description
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.
INFO
Published Date :
Oct. 24, 2025, 9:15 a.m.
Last Modified :
Oct. 8, 2026, 11:10 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update the NGINX Cache Optimizer plugin to the latest version.
- Verify that the capability check is now enforced.
- Remove any unauthorized URLs added to the exclude list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-12014.
| URL | Resource |
|---|---|
| https://wordpress.org/plugins/nginx-cache-optimizer/ | |
| https://www.wordfence.com/threat-intel/vulnerabilities/id/7dd18e4e-9aa6-403e-aec3-21f33d739066?source=cve |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-12014 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-12014
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-12014 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-12014 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Oct. 08, 2026
Action Type Old Value New Value Added Translation Title: NGINX Cache Optimizer de getclouder, Description: El plugin NGINX Cache Optimizer para WordPress es vulnerable a la modificación no autorizada de datos debido a una comprobación de capacidad ausente en la acción AJAX 'nginxcacheoptimizer-blacklist-update' en todas las versiones hasta la 1.1, inclusive. Esto hace posible que atacantes autenticados, con acceso de nivel Suscriptor y superior, añadan URLs a la configuración 'Exclude URLs From Dynamic Caching'. -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'getclouder', 'product': 'NGINX Cache Optimizer', 'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '1.1'}], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2025-12014', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2025-10-24T12:10:45.631019Z'} -
New CVE Received by [email protected]
Oct. 24, 2025
Action Type Old Value New Value Added Description 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. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-862 Added Reference https://wordpress.org/plugins/nginx-cache-optimizer/ Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/7dd18e4e-9aa6-403e-aec3-21f33d739066?source=cve