CVE-2026-66140

Exim before 4.99.5 allows directory traversal to access files outside of the spool area, and consequently gain privileges, because arguments related to queue-name are mishandled.

Scoring

Severity
HIGH
CVSS base score
8.4
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS probability
0.26%
CWE
CWE-24
Published
2026-07-24
Last modified
2026-07-24

Affected products

Weakness type

Related vulnerabilities

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