CVE-2026-58045

high

Description

A flaw in Node.js allows a spoofed TypedArray byteLength to trigger a reachable assertion in the synchronous node:zlib APIs, causing the process to crash. Repeated exploitation of this condition can result in a denial of service. Impact: Thank you, to byvini for reporting this vulnerability and thank you RafaelGSS for fixing it.

Details

Source: Mitre, NVD

Published: 2026-07-29

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High