PoC Released for W3 Total Cache RCE Vulnerability Exposing 1+ Million Websites

Cyberpress • November 24, 2025

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The vulnerability stems from an unauthenticated command injection flaw in W3 Total Cache's page-caching mechanism.

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

W3 Total Cache Vulnerability Exposes Over 1 Million WordPress Sites to RCE A critical remote code execution vulnerability, tracked as CVE-2025-9501, has been identified in the W3 Total Cache plugin for WordPress, affecting over one million active installations. The flaw allows unauthenticated command injection, enabling attackers to execute arbitrary code on vulnerable websites. A proof-of-concept exploit has been publicly released, increasing the urgency for site owners to apply security updates. 7 sources 38

Extracted Entities

Attack Types (1)

Zero-day Exploit

Vulnerabilities (1)

W3 Total Cache RCE Vulnerability