PT-2026-64234

CVE-2026-66140

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Published

2026-07-22

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Updated

2026-10-17

Description by

CVSS 3.1
8.4
High
MetricsAV:L/AC:L/PR:N/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 Improper handling of arguments related to the queue-name allows directory traversal, enabling access to files outside of the spool area and subsequent privilege escalation.
Recommendations Update to version 4.99.5 or later.
Exploitability
Fix
Impacts
Vendors
Affected products
Related identifiers
CLSA-2026-1787225012
CLSA-2026-1787230875
CLSA-2026-1787315165
CLSA-2026-1787322589
CLSA-2026-1787328725
CLSA-2026-1787398969
CLSA-2026-1787664471
CLSA-2026-1788259973
CLSA-2026-1788260209
CLSA-2026-1792223701
CLSA-2026-1792229550
USN-8590-1
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