
A 502 bad gateway WordPress error is a proxy reporting that the process behind it died, vanished or sent a broken answer. Find out who sent it, then read the log line: a PHP fatal error is a 500, and a slow request is a 504.
To stop REST API user enumeration, gate the users routes by capability in an mu-plugin, then close the author redirect, the users sitemap, and the oEmbed author fields. Verify all four while logged out.

LiteSpeed Cache and Cloudflare only double-cache when you enable edge HTML caching. Keep one page cache, leave Cloudflare on static assets, and verify with two headers.

To exclude checkout from cache correctly, confirm the WooCommerce page IDs, list the real URLs under Do Not Cache URIs, then verify X-LiteSpeed-Cache-Control reads no-cache from a logged-out browser. Automatic exclusion is a default, not a guarantee.

The web hosting industry trends that change your plan choice in 2026 are AI crawler load, power-constrained capacity, and control-plane consolidation. Edge and serverless change less than the coverage suggests.
