What is CVE-2021-30042?

CVE-2021-30042 is a medium-severity vulnerability in Remoteclinic Remote Clinic, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-04-13.

How severe is CVE-2021-30042?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Remoteclinic Remote Clinic

CVE-2021-30042

Cross Site Scripting (XSS) in Remote Clinic v2.0 via the "Clinic Name", "Clinic Address", "Clinic City", or "Clinic Contact" field on clinics/register.php

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-04-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.018 (77.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Remoteclinic Remote Clinic — versions 2.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/remoteclinic/RemoteClinic/issues/11 (Exploit, Third Party Advisory)
packetstormsecurity.com/files/162291/RemoteClinic-2.0-Cross-Site-Scripting.html (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2021-30042?: CVE-2021-30042 is a medium-severity vulnerability in Remoteclinic Remote Clinic, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-04-13.
How severe is CVE-2021-30042?: Medium severity. CVSS v3 base score is 5.4 out of 10.