{"api_version":"1","generated_at":"2026-08-28T16:59:04+00:00","cve":"CVE-2026-81690","urls":{"html":"https://cve.report/CVE-2026-81690","api":"https://cve.report/api/cve/CVE-2026-81690.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-81690","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-81690"},"summary":{"title":"verify-usb before 1.4.9 Symlink Directory Traversal Code Execution","description":"openssl-encrypt (pip package) before 1.4.9 contains a symlink-following flaw in its verify-usb v2 added-file allowlist scan. The scan enumerated the drive with rglob(), which in CPython does not descend into symlinked directories and treats the symlink as an ordinary directory, while O_NOFOLLOW on the hash side binds only the final path component. An evil-maid attacker with physical access to the removable drive could replace a tool-tree directory with a symlink to a copy containing byte-identical files plus a planted __pycache__/*.pyc file (which CPython loads in preference to recompiling the clean .py). The planted file is never enumerated, added_files stays 0, and verify-usb reports PASSED, resulting in code execution when the victim runs the portable install. 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