exploit · Wed 19 Aug 2026 · 19:02 UTC
Cloudflare Workers Spectre Attack Leaks JWT From Co-Located Worker at 12 Bits/Second
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Cybersecurity researchers have disclosed details of a remote Spectre attack against Cloudflare Workers that leaked a JSON Web Token (JWT) from a co-located Worker in the production environment at up to 12 bits per second, 360 times the rate of an earlier attack demonstrated in 2021. …
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