Vulnerability in N/a

CVE-2021-43718

An Authentication Bypass vulnerability exists in EPSON EH-TW5350 EPSON 150075647YWWV110, which could let a remote malicious user cause a Denial of Service via specially crafted series of HTTP..

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.005 (42.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-43718: held from 0.004 to 0.005.

EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.002

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-43718?
CVE-2021-43718 is a medium-severity vulnerability in N/a, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 5.3/10. Published 2026-08-18.
How severe is CVE-2021-43718?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2021-43718 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.