CVE-2025-14956
Medium · 5.3CVSS
5.3
EPSS
0.2%
Published
Dec 19, 2025
CISA due date
—
The record
A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. Patch name: 4f52bff8c4075b5630422f902dd92a0af2c9f398. It is recommended to apply a patch to fix this issue.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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