CVE•Published 2023-03-02•Modified 2026-05-18•1 article on news•5 live references•NVD data
CVE-2021-3854Glox · Useroam_hotspot
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
55
Exploit Prediction Scoring System · top 45% of all CVEs
Weaknesses (CWE)
Description
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Glox Technology Useroam Hotspot allows SQL Injection. This issue affects Useroam Hotspot: before 5.1.0.15.
Timeline
Published 2023-03-02
Modified 2026-05-18
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2021-3854Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Glox Useroam Hotspot"All exposed Glox Useroam Hotspot instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Useroam Hotspot"HTTP body or banner mentions "Useroam Hotspot" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2021-3854Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2021-3854Censys host search filtered to this CVE id.
grep.app
CVE-2021-3854Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2021-3854GitHub code search for direct mentions.
Google dork
"CVE-2021-3854" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (4)
CVE-2021-38544 repos