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CVE-2026-15340

Savannah lwIP SMTP client Classic Buffer Overflow

Published
Last modified
Status
published
Known exploitation
Not listed in CISA KEV
Public exploit
None on Exploit-DB
CISA SSVC
  • Exploitation: none
  • Automatable: yes
  • Technical impact: total
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Decision points from CISA's Vulnrichment, assessed (SSVC 2.0.3).

SSVC documentation

Summary

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

Affected versions

  • Savannah lwIP SMTP client

    2.2.1

References 2

cisa.gov

GitHub · cisagov/CSAF