Medium (6.5) in golang go. EPSS 0.5% chance of exploitation in the next 30 days. Fixed in stdlib 1.23.12, 1.24.6.
If the PATH environment variable contains paths which are executables (rather than just directories), passing certain strings to LookPath ("", ".", and ".."), can result in the binaries listed in the PATH being unexpectedly returned.
Severity
CVSS 3.1
6.5 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
EPSS
0.5% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)