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CVE-2026-66141
Component Overview
Vulnerability Overview
Name
CVE-2026-66141
Source
NVD (
link
)
Debian (
link
)
Description
Exim before 4.99.5 allows .forward privilege escalation because force_command for a pipe transport is mishandled.
CWEs
CWE-829
Published Date
Jul 24, 2026
Updated Date
Aug 17, 2026
Workaround
-
Advisories
https://openwall.com/lists/oss-security/2026/07/22/9
Mailing List
Analysis
#
Affected Component
Analysis
exim
Exploitable
Vulnerability Ratings
#
7.4
CVSSv31
7.8
CVSSv31
NaN
other
Others affected components
#
Name
Project
Project Version
Version
Status
exim
buildroot
2025.02.x
4.99.5
Not Affected
exim
buildroot
master
4.99.5
Not Affected
exim
openwrt
openwrt-25.12
4.99-r1
Exploitable