Copier Trust-Prefix Bypass via Path Traversal (CVE-2026-53951)
A vulnerability in Copier (CVE-2026-53951) allows an attacker to bypass the trust prefix check via path traversal, leading to arbitrary command execution. Affected versions are Copier >= 9.5.0 and <= 9.15.1. Users should update to a patched version to mitigate this high-severity vulnerability.