CVE-2023-46332

5.5 mediumEPSS 0.3%

Medium (5.5) in webassembly webassembly binary toolkit. EPSS 0.3% chance of exploitation in the next 30 days.

WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault.

Severity

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2023-10-23
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Advisory	Ecosystem	Package	Affected	Fixed in
PYSEC-2023-320	PyPI	wabt	<=1.0.33	no fix published