Medium (5.5) in rotp project rotp. EPSS 0.2% chance of exploitation in the next 30 days. Fixed in rotp 6.3.0.
The Ruby One Time Password library (ROTP) is an open source library for generating and validating one time passwords. Affected versions had overly permissive default permissions. Users should patch to version 6.3.0. Users unable to patch may correct file permissions after installation.
Severity
CVSS 3.1
5.5 medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-31)