When CDNs Lie: How Cached Responses Exposed Private Data at Scale
作者描述了通过多种工具和技术手段排查CDN错误的过程,并指出CDN错误导致用户体验受损。 2026-1-2 05:15:2 Author: infosecwriteups.com(查看原文) 阅读量:3 收藏

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I wasn’t hacking that day.

I was just refreshing the same page like an idiot, wondering why my coffee ☕ was empty again.

Somewhere between the third refresh and an existential crisis, I realized something terrifying:

The CDN was confidently lying to everyone — and users were paying the price.

🎯 Phase 0: Boredom-Driven Mass Recon (The Most Dangerous Kind)

This bug didn’t start with a payload. It started with scale.

I was running mass recon against a large production asset protected by a popular CDN. Nothing exotic:

  • Wayback + GAU for historical endpoints
  • JS scraping for internal API paths
  • Automated header diffing across authenticated vs unauthenticated flows
  • Mapping cache behavior using response headers

文章来源: https://infosecwriteups.com/when-cdns-lie-how-cached-responses-exposed-private-data-at-scale-7208a53b164c?source=rss----7b722bfd1b8d---4
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