Vulnerability · Published Oct 24, 2025 · Assigned by Wordfence

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

Medium 4.3

In plain English

A medium-severity missing authorization in NGINX Cache Optimizer from getclouder. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.2%top 89.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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 (as reported)

Vendor	Product	Versions
getclouder	NGINX Cache Optimizer	0 – through 1.1

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

In plain English

Official description

Affected products (as reported)

References