Cloudflare’s Cache Catastrophe: Teen Exposes Major Location Leak Flaw on Signal & Discord
A 15-year-old researcher found a flaw in Cloudflare’s content delivery network that can expose your location with just an image sent on apps like Signal or Discord. Dubbed Cloudflare Teleport, the flaw uses caching to pinpoint your whereabouts faster than you can say “Who’s there?” Talk about a surprise delivery!
Hot Take:
Who knew teenage angst could be so productive? A 15-year-old uncovers a flaw in Cloudflare’s CDN that could make your next emoji your worst enemy. Looks like even our emojis need to start social distancing!
Key Points:
- A 15-year-old security whiz discovered a flaw in Cloudflare’s CDN that can expose a user’s location within a 250-mile radius.
- The flaw can be exploited through apps like Signal and Discord using both one-click and zero-click methods.
- The root of the issue lies in Cloudflare’s caching mechanism, which can be manipulated to identify user locations.
- Despite initial fixes, the flaw remains somewhat exploitable, especially with VPNs circumventing patch efforts.
- Cloudflare, Signal, and Discord have not fully mitigated the risk, leaving privacy-conscious users in a bind.
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