PT-2026-64235 · Exim · Exim

CVE-2026-66141

Published

2026-07-22

Updated

2026-08-25

CVSS v3.1

7.8

High

Vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Exim versions prior to 4.99.5

Description An issue exists where the force command for a pipe transport is mishandled, allowing for privilege escalation via .forward.

Recommendations Update to version 4.99.5 or later.

Fix

LPE

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CVE-2026-66141

USN-8590-1

Exim