HMS Industrial Networks Netbiter WS100 3.30.5 devices and previous have reflected XSS in the login form.

published 2019-03-17 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-11378

cvss: 6.1; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.6%; EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits: 0; none known

Patch / fix

links 1

hms-networks.com/docs/librariesprovider6/cybersecurity/hms-security-advisor… advisory

Exploit prediction

1.57% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

packetstormsecurity.com http://packetstormsecurity.com/files/151119/HMS-Netbiter-WS100-3.30.5-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified
seclists.org https://seclists.org/bugtraq/2019/Jan/9 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	6.1	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

hms-networks.com /docs/librariesprovider6/cybersecurity/hms-security-advisory-2018-12-04-001-ec150-ec250-lc310-lc350-ws100-ws20
patch, vendor-advisory
packetstormsecurity.com /files/151119/HMS-Netbiter-WS100-3.30.5-Cross-Site-Scripting.html
exploit, third-party-advisory, vdb-entry
seclists.org /bugtraq/2019/Jan/9
exploit, mailing-list, third-party-advisory
netbiter.com /products
product, third-party-advisory

Sources

CVE List CVE-2018-19694
NVD CVE-2018-19694

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary