What is CVE-2021-47879?

CVE-2021-47879 is a high-severity vulnerability in Luidia Ebeam Interactive Suite, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-01-21.

How severe is CVE-2021-47879?

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

Vulnerability in Luidia Ebeam Interactive Suite

CVE-2021-47879

eBeam Interactive Suite 3.6 contains an unquoted service path vulnerability in the eBeam Stylus Driver service that allows local users to potentially execute code with elevated privileges. Attackers can exploit the unquoted path in C:\Program Files (x86)\Luidia\eBeam Stylus Driver\ to inject malicious executables that would run with LocalSystem permissions.

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

Luidia Ebeam Interactive Suite — versions 3.6

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-2021-47879?: CVE-2021-47879 is a high-severity vulnerability in Luidia Ebeam Interactive Suite, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-01-21.
How severe is CVE-2021-47879?: High severity. CVSS v3 base score is 7.8 out of 10.