CVE-2026-66141 PUBLISHED

Assigner: mitre
Reserved: 24.07.2026 Published: 24.07.2026 Updated: 24.07.2026

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

Metrics

CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 7.4

Product Status

Vendor Exim
Product Exim
Versions Default: unaffected
  • affected from 4.82 to 4.99.5 (excl.)

References

Problem Types

  • CWE-829 Inclusion of Functionality from Untrusted Control Sphere CWE