Untrusted Search Path Affecting yubikey-manager package, versions [,5.9.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-YUBIKEYMANAGER-16325204
- published1 May 2026
- disclosed16 Apr 2026
- creditUnknown
Introduced: 16 Apr 2026
CVE-2026-40947 (opens in a new tab)How to fix?
Upgrade yubikey-manager to version 5.9.1 or higher.
Overview
yubikey-manager is a Library and CLI for managing your YubiKey configuration.
Affected versions of this package are vulnerable to Untrusted Search Path due to the unintended search order for dynamic link libraries. An attacker can execute arbitrary code by placing a malicious DLL in a directory that is searched before the intended library.