CVE-2026-15340

CRITICALCVSS 9.8

Description

lwIP SMTP client does not check the size of inputs, potentially allowing a buffer overflow.

Timeline

Published:October 9th, 2026 3:17 PM

Last modified:October 11th, 2026 5:17 PM

CVSS Scoring

CVSS v3: 9.8 (CRITICAL)

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

Weaknesses (CWE)

References & Reports

Advisories, patches, and third-party reports

Source: NIST NVD · Data may lag official sources by up to one minute