High severity7.8NVD Advisory· Published Jan 21, 2026· Updated Apr 15, 2026
CVE-2021-47864
CVE-2021-47864
Description
OSAS Traverse Extension 11 contains an unquoted service path vulnerability in the TravExtensionHostSvc service running with LocalSystem privileges. Attackers can exploit the unquoted path to inject and execute malicious code by placing executable files in the service's path, potentially gaining elevated system access.
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Affected products
1- Range: =11
Patches
Vulnerability mechanics
References
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