High severity7.8NVD Advisory· Published Jan 21, 2026· Updated Apr 15, 2026

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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

web.archive.org/web/20200817150522/https://www.osas.com/nvd
www.exploit-db.com/exploits/49698nvd
www.vulncheck.com/advisories/osas-traverse-extension-travextensionhostsvc-unquoted-service-pathnvd

News mentions

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