Bug 2537916 (CVE-2026-94057) - CVE-2026-94057 exim: Exim: SMTP smuggling via crafted data during DATA processing
Summary: CVE-2026-94057 exim: Exim: SMTP smuggling via crafted data during DATA proces...
Keywords:
Status: NEW
Alias: CVE-2026-94057
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2539253 2539254
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-22 16:04 UTC by OSIDB Bzimport
Modified: 2026-09-23 09:04 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-09-22 16:04:09 UTC 
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.
Note You need to log in before you can comment on or make changes to this bug.