In FlightGear before version 2017.3.1, Main/logger.cxx in the FGLogger subsystem allows one to overwrite any file via a resource that affects the contents of the global Property Tree.
Severity
CVSS 3.0
7.5 high
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)