NewsThe Hacker News

    Brotli Decoder Flaw Behind Node.js RCE Also Affects Bun, Python and Other Widely Used Software

    A memory-corruption flaw in Google's Brotli decoder sits in many programs that unpack Brotli-compressed data, among them Bun, Microsoft's .NET, the Python Brotli and brotlicffi packages, and Envoy proxies set up to decompress Brotli. Tracked as CVE-2026-111497, the flaw allows crafted compressed data to overwrite past the end of a buffer and corrupt a program's memory,

    Affected vendors and products

    Source: https://thehackernews.com/2026/10/brotli-decoder-flaw-behind-nodejs-rce.html

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