$ cve CVE-2018-14359 JSON

CVE-2018-14359

9.8

CRITICAL · CVSS 3.1 · EPSS 4.1% (pctl 91)

In your normal cycle

Critical by CVSS (9.8), but no sign of active exploitation.

An issue was discovered in Mutt before 1.10.1 and NeoMutt before 2018-07-16. They have a buffer overflow via base64 data.

CVSS	9.8 (CRITICAL, v3.1)
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS	4.13% — more likely to be exploited than 91% of all CVEs
Weakness	CWE-120
On CISA KEV	no
Public exploit	none known
Published	2018-07-17
Last modified	2026-06-17