Security Advisory

CVE-2026-8257

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-05-11 00:30:13

Last updated 2026-05-11 17:31:23

Assigner VulDB

State PUBLISHED

Description

A vulnerability was detected in WebAssembly Binaryen up to 117. This issue affects the function IRBuilder::makeBrOn of the file src/wasm/wasm-ir-builder.cpp of the component BrOn Parser. Performing a manipulation results in reachable assertion. The attack needs to be approached locally. The exploit is now public and may be used. The patch is named 1251efbc1ea471c1311d2726b2bbe061ff2a291c. It is suggested to install a patch to address this issue.

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