Quadratic complexity in os.path.expandvars() with user-controlled template
If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding environment variables.
Severity low: primary CNA CVSS 1.8 v4.0 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2025-10-31T16:41:34.983Z. Updated 2026-07-31T14:01:32.417Z.