What is CVE-2021-47898?

CVE-2021-47898 is a high-severity vulnerability in Epson America, Inc. Usb Display, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-01-23.

How severe is CVE-2021-47898?

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

Vulnerability in Epson America, Inc. Usb Display

CVE-2021-47898

Epson USB Display 1.6.0.0 contains an unquoted service path vulnerability in the EMP_UDSA service running with LocalSystem privileges. Attackers can exploit the unquoted path by placing malicious executables in intermediate directories to gain elevated system access.

EPSS: 0.001 (2.3th 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

Epson America, Inc. Usb Display — versions 1.6.0.0

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-2021-47898?: CVE-2021-47898 is a high-severity vulnerability in Epson America, Inc. Usb Display, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-01-23.
How severe is CVE-2021-47898?: High severity. CVSS v3 base score is 7.8 out of 10.