CVE-2026-54590
בינונית 5.9
תיאור (מקור, אנגלית)
AsyncSSH is a Python package which provides an asynchronous client and server implementation of the SSHv2 protocol on top of the Python asyncio framework. Version 2.23.0 contains an incomplete fix for CVE-2026-45309 in SSHServerConfig._set_tokens that blocks /, , and .. before %u substitution in AuthorizedKeysFile but does not block a leading ~ or ${ENV}, allowing later expansion in _expand_val and Path(filename).expanduser() to escape the intended authorized-keys directory. This issue is fixed in version 2.23.1.
מדדים
- CVSS 3.1
-
5.9 (MEDIUM)
מקור הציון: CNA
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-17/8/2026
- CWE
- CWE-22, CWE-639