CVE-2026-94057
CVSS v3
4
MEDIUM
EPSS Score
0.2 %
exploit probability, as of 2026-10-03
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
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.
Technical details
- Published
- 2026-09-19
- Last Modified
- 2026-09-19
Frequently asked questions
What is CVE-2026-94057?
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.
Is CVE-2026-94057 actively exploited?
Active exploitation of CVE-2026-94057 has not been confirmed. Its EPSS score was 0.2% on 2026-10-03, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-94057?
CVE-2026-94057 has a CVSS v3 base score of 4 (MEDIUM severity).
Is CVE-2026-94057 affecting your environment?
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