What is CVE-2021-20103?

CVE-2021-20103 is a medium-severity vulnerability in Machform, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-06-29.

How severe is CVE-2021-20103?

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

XSS in Machform

CVE-2021-20103

Machform prior to version 16 is vulnerable to stored cross-site scripting due to insufficient sanitization of file attachments uploaded with forms through upload.php.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (49.6th percentile) — read the EPSS interpretation.

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.

Affected products

Machform
N/a Appnitro Machform — versions All versions prior to version 16

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

vulnreport@tenable.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-20103?: CVE-2021-20103 is a medium-severity vulnerability in Machform, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-06-29.
How severe is CVE-2021-20103?: Medium severity. CVSS v3 base score is 6.1 out of 10.