statement
The vulnerability affects some systems that use Brotli and brotlicffi libraries in Node.js, Bun, Envoy, Istio and Python.
A statement by Turan Security Xavfsizlik Byulleteni. Statements are as reported by the cited publishers — not verified by DecisionGateway.
Zaiflik Node.js, Bun, Envoy, Istio va Python’ning Brotli hamda brotlicffi kutubxonalaridan foydalanadigan ayrim tizimlarga ta’sir qiladi.
Related claims
Organizations should inventory Brotli versions in Node.js, Bun, Envoy, Istio and Python environments, since updating the runtime is not always sufficient and separate Brotli libraries inside the application should also be checked.Turan Security Xavfsizlik Byulleteni · commitmentA CVE-2026-111497 vulnerability was identified in Google's Brotli data compression library.Turan Security Xavfsizlik Byulleteni · investigationExperts practically demonstrated code execution in a specific vulnerable version of Node.js by exploiting the vulnerability.Mutaxassislar · investigationTuran Security calls on organizations to inventory Brotli-dependent components, strengthen monitoring, and not delay security updates.Turan Security · commitmentAn application may not call Brotli directly; reading a 'Content-Encoding: br' response or decompressing a Brotli-compressed request body is enough.Turan Security Xavfsizlik Byulleteni · statementThe vulnerability can cause memory corruption, service disruption, and in some cases remote execution of malicious code via specially crafted compressed data.Turan Security Xavfsizlik Byulleteni · statement