Vulnerabilities
CVE-2026-15340
Weakness: Buffer Copy without Checking Size of Input
- Track*
- CVSS 9.3 Critical
What it is
ReportedlwIP SMTP client does not check the size of inputs, potentially allowing a buffer overflow.
Source reported · Source: Tracked source · Source last published: unknown · Complete source description.
Dates
Source last updated:
What is affected
Not reportedNot reported by tracked sources.
Urgency and basis
Tracker computedTrack*
Current priority score and EPSS: loading from the tracker record. They are read when this page loads and are not shown without JavaScript. They change daily and are not part of "Source last updated".
Tracker decision tier from the evidence detailed below
Dates
Source last updated:
Exploitation evidence
Not reportedNot reported by tracked sources.
What to do
ReportedA source remediation link is available. Validate that guidance against the affected product and your environment.
Source remediation ↗Source reported · Tracked source remediation field
Dates
Source last updated:
Detection and validation
Mapped metadata availability only. These signals do not change priority.
Sigma, Atomic, Nuclei, and Metasploit: none mapped by tracked sources.
Sigma
Not mapped by tracked sources.
Atomic
Not mapped by tracked sources.
Nuclei
Not mapped by tracked sources.
Evidence detail
Loading the full tracker evidence record…