In firmware version MS_2.6.9900 of Columbia Weather MicroServer, a readouts_rd.php directory traversal issue makes it possible to read any file present on the underlying operating system.
Severity
CVSS 3.0
5.3 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
2.4% chance of exploitation in the next 30 days; higher than 83% of CVEs (scores of 2026-10-31)