Vulnerability DatabaseCVE-2026-66141
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CVE-2026-66141
Published:July 24, 2026
Updated:August 04, 2026
Exim before 4.99.5 allows .forward privilege escalation because force_command for a pipe transport is mishandled.
Related Resources (1)
https://openwall.com/lists/oss-security/2026/07/22/9
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CVSS v4
Base Score:
7.5
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.4
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Inclusion of Functionality from Untrusted Control Sphere
CWE-829
EPSS
Base Score:
0.10