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Vulnerability record · CVE-2021-47898 · published 23 January 2026

CVE-2021-47898: Unquoted search path vulnerability

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.

8.5 CVSS 4.0 High EPSS 0.14% · top 97.4% CWE-428 · Unquoted search path Deferred
8.5CVSS 4.0 base score
0.14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://epson.com.mx/
https://www.exploit-db.com/exploits/49548
https://www.vulncheck.com/advisories/epson-usb-display-unquoted-service-path-vulnerability
https://www.exploit-db.com/exploits/49548

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Source: NIST National Vulnerability Database (record CVE-2021-47898), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.