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Http-Parser

2026-07-30 11 min read CVE-2026-66729CVE-2026-66730CVE-2026-66731 cdoshttp-parserinteger-overflowfacil-io

When Zero Minus One Is Four Billion: Three Unauthenticated DoS Bugs in facil.io

Three unauthenticated denial-of-service bugs in facil.io's hand-written HTTP and multipart parsers, all the same shape: a value that is correct where it is computed and wrong by the time someone uses it.

Theodosis Paidakis · Offensive Security
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