CVE-2021-33797

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Buffer-overflow in jsdtoa.c in Artifex MuJS in versions 1.0.1 to 1.1.1. An integer overflow happens when js_strtod() reads in floating point exponent, which leads to a buffer overflow in the pointer *d.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119CWE-190

Affected software

No affected versions have been published.

Timeline

Published
Apr 17, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-33797: Critical severity, CVSS 9.8 | Vulnix