What is CVE-2021-47867?

CVE-2021-47867 is a high-severity vulnerability in Security Winpakpro, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-01-21.

How severe is CVE-2021-47867?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Security Winpakpro

CVE-2021-47867

WIN-PACK PRO4.8 contains an unquoted service path vulnerability in the ScheduleService that allows local users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted path in 'C:\Program Files <x86>\WINPAKPRO\ScheduleService Service.exe' to inject malicious code that would execute during service startup.

EPSS: 0.001 (2.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Security Winpakpro — versions 4.8

Weakness classification (CWE)

CWE-428 — Unquoted Search Path or Element

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2021-47867?: CVE-2021-47867 is a high-severity vulnerability in Security Winpakpro, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-01-21.
How severe is CVE-2021-47867?: High severity. CVSS v3 base score is 7.8 out of 10.