What’s Vulnerable › Vulnerabilities

CVE-2021-46048

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-10 · updated 2026-06-17
• Weakness: CWE-617

Description

A Denial of Service vulnerability exists in Binaryen 104 due to an assertion abort in wasm::WasmBinaryBuilder::readFunctions.

Affected products

• WebAssembly Binaryen: 104

References

• https://github.com/WebAssembly/binaryen/issues/4412
• https://github.com/WebAssembly/binaryen/issues/4412

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