What is CVE-2022-21238?

CVE-2022-21238 is a medium-severity vulnerability in Inhand Networks Inrouter302, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 6.1/10. Published 2022-05-12.

How severe is CVE-2022-21238?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Inhand Networks Inrouter302

CVE-2022-21238

A cross-site scripting (xss) vulnerability exists in the info.jsp functionality of InHand Networks InRouter302 V3.5.4. A specially-crafted HTTP request can lead to arbitrary Javascript execution. An attacker can send an HTTP request to trigger this vulnerability.

Published 2022-05-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.014 (72.2th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Inhand Networks Inrouter302 — versions V3.5.4
Inhandnetworks Inrouter302
Inhandnetworks Inrouter302 Firmware

Weakness classification (CWE)

References

www.inhandnetworks.com/upload/attachment/202205/10/InHand-PSA-2022-01.pdf (Vendor Advisory)
talosintelligence.com/vulnerability_reports/TALOS-2022-1469 (Technical Description, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-21238?: CVE-2022-21238 is a medium-severity vulnerability in Inhand Networks Inrouter302, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 6.1/10. Published 2022-05-12.
How severe is CVE-2022-21238?: Medium severity. CVSS v3 base score is 6.1 out of 10.