Medium (6.5) in nagios nagios xi. EPSS 38% chance of exploitation in the next 30 days.
An issue was discovered in Nagios XI 5.4.13. A registered user is able to use directory traversal to read local files, as demonstrated by URIs beginning with index.php?xiwindow=./ and config/?xiwindow=../ substrings.
Severity
CVSS 3.0
6.5 medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
38% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)