What’s Vulnerable › Vulnerabilities

CVE-2025-12014: NGINX Cache Optimizer <= 1.1 - Missing Authorization to Authenticated (Subscriber+) Dynamic Caching Exclusion Update

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-24 · updated 2026-10-08
• Weakness: CWE-862

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.

Affected products

• getclouder NGINX Cache Optimizer: through 1.1

References

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

Get alerted when CVE-2025-12014 or the next vulnerability affects your stack