CVEvulnerability

CVE-2025-14956

1.9 LOW Published 2025-12-19 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2025-12-19
Last modified
2026-06-17
Assigner
[email protected]
CVSS 4.0 ([email protected])
1.9 LOW — CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS 3.1 ([email protected])
7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:L/AC:L/Au:S/C:P/I:P/A:P
Weaknesses
CWE-119, CWE-122, CWE-125

Description

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 configurations

• webassembly binaryen (<= 125)

Related

Weakness · CWE (3)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
  • CWE-122 Heap-based Buffer Overflow weakness
  • CWE-125 Out-of-bounds Read weakness

References