CVE-2026-15144 @fastify/rate-limit vulnerable to rate-limit bypass via IPv6 address rotation

@fastify/rate-limit before 11.2.0 keys rate-limit buckets by the verbatim client IP string returned from request.ip. Because a single IPv6 client can control a large address range a /64 holds 2^64 distinct addresses and the same address has multiple valid textual representations, an IPv6 capable...

Brute Force

Overview better-auth is a The most comprehensive authentication library for TypeScript. Affected versions of this package are vulnerable to Brute Force when rate limiting is enabled which it is by default. The protections of the getIp function, which constructs rate-limiting keys based on the exa...