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Vulnerability record · CVE-2021-43716 · published 18 August 2026

CVE-2021-43716: Improper verification of cryptographic signature vulnerability

Verification Bypass vulnerability exists in EPSON 150075647YWWV110 EasyMP Network Updater Ver.1.20. The Epson projector can be updated by encrypted firmware through USB.

9.8 CVSS 3.1 Critical EPSS 0.35% · top 74.6% CWE-347 · Improper verification of cryptographic signature Deferred
9.8CVSS 3.1 base score
0.35%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
9 Sep 2026Last modified by NVD

Description

Verification Bypass vulnerability exists in EPSON 150075647YWWV110 EasyMP Network Updater Ver.1.20. The Epson projector can be updated by encrypted firmware through USB.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://github.com/dpfkdlemtp/epson-eh-tw5350-advisories/blob/master/CVE-2021-43716.md
https://github.com/dpfkdlemtp/epson-eh-tw5350-advisories/blob/master/CVE-2021-43716.md

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Source: NIST National Vulnerability Database (record CVE-2021-43716), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.