CVE-2026-94057

Summary

Exim before 4.100.1 allows SMTP smuggling in which the received message does not match any sent message, and instead depends on crafted data sent after a rejection during DATA processing.

Affected Software

VendorProductVersion RangeStatus
EximExim0 < 4.100.1affected

Weaknesses

  • CWE-93: CWE-93 Improper Neutralization of CRLF Sequences ('CRLF Injection')

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References