CVE-2023-30421

2.9 LOW

Published: April 19, 2025 Modified: April 15, 2026

Description

mystrtod in mjson 1.2.7 requires more than a billion iterations during processing of certain digit strings such as 8891110122900e913013935755114.

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

0.0 Low Medium High Critical 10.0

Vector String

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

Patch Vendor Advisory Exploit Third Party Advisory

Source: cve@mitre.org

Source: cve@mitre.org

2 reference(s) from NVD

CVSS v3 Score

2.9 / 10.0

EPSS (Exploit Probability)

0.1%

23th percentile

Exploitation Status

Not in CISA KEV

CWE-407