PT-2026-64235 · Exim · Exim

CVE-2026-66141 · Published 2026-07-24 · Updated 2026-07-24

Mitre

CVSS v3.1

7.4

High

Base vector

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

Exim before 4.99.5 allows .forward privilege escalation because force command for a pipe transport is mishandled.

Fix

Weakness Enumeration

CWE-829

Related Identifiers

CVE-2026-66141

Affected Products

Exim

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-66141 · Security Note
• https://openwall.com/lists/oss-security/2026/07/22/9 · Note