CVE-2025-12014

MEDIUM 4.3

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

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-862
Vendor	getclouder
Product	nginx cache optimizer
Published	Oct 24, 2025
Last Updated	Apr 8, 2026

Stay Ahead of the Next One

Get instant alerts for getclouder nginx cache optimizer

Be the first to know when new medium vulnerabilities affecting getclouder nginx cache optimizer are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

getclouder / NGINX Cache Optimizer

0 ≤ 1.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/7dd18e4e-9aa6-403e-aec3-21f33d739066?source=cve wordpress.org: https://wordpress.org/plugins/nginx-cache-optimizer/

Credits

Abhirup Konwar