Outage in Nexcess

WordPress: W3 Total Cache Vulnerability CVE-2026-27384

Minor

March 06, 2026 - Started about 14 hours ago
Official incident page

Incident Report

We have been made aware of a critical vulnerability, CVE-2026-27384, affecting versions equal to or less than 2.9.1, of the WordPress W3 Total Cache plugin. Recommended Action We strongly encourage all clients to update any sites running versions 2.9.1 or older to the patched version 2.9.2 immediately. Current Status Exploit Availability: There are currently no known public Proof of Concept (PoC) exploits for this vulnerability. Our team is assessing the impact on our managed sites and evaluating the deployment of necessary patches across our managed systems. We will provide further updates as they become available. If you have any questions or require assistance with the update, please reach out to our support team.

Components affected

Nexcess Platform Updates / Other

Need to monitor Nexcess outages?

Monitor all your external dependencies in one place
Get instant alerts when outages are detected
Be the first to know if service is down
Show real-time status on private or public status page
Keep your team informed

Start monitoring for free

Latest Updates ( sorted recent to last )

INVESTIGATING about 14 hours ago - at 03/06/2026 06:23PM

We have been made aware of a critical vulnerability, CVE-2026-27384, affecting versions equal to or less than 2.9.1, of the WordPress W3 Total Cache plugin.

Recommended Action
We strongly encourage all clients to update any sites running versions 2.9.1 or older to the patched version 2.9.2 immediately.

Current Status
Exploit Availability: There are currently no known public Proof of Concept (PoC) exploits for this vulnerability.

Our team is assessing the impact on our managed sites and evaluating the deployment of necessary patches across our managed systems.

We will provide further updates as they become available. If you have any questions or require assistance with the update, please reach out to our support team.

Latest Nexcess outages

Subset of Elasticsearch containers down in us-midwest-2 - 4 days ago

Network/Server Issues - US-Midwest-2 Region - 9 days ago

Acronis Portal Degraded Performance. - 11 days ago

DDoS Attack on cloudhost-144200.us-midwest-1.nxcli.net - 26 days ago

Cloudflare Network Degradation - about 1 month ago

Be the First to Know When Vendors Go Down

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 6020 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook