XSS in Formtools Core

CVE-2021-38144

An issue was discovered in Form Tools through 3.0.20. A low-privileged user can trigger Reflected XSS when a viewing a form via the submission_id parameter, e.g., clients/forms/edit_submission.php?form_id=1&view_id=1&submission_id=[XSS].

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (56.6th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-38144?
CVE-2021-38144 is a medium-severity vulnerability in Formtools Core, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-08-31.
How severe is CVE-2021-38144?
Medium severity. CVSS v3 base score is 5.4 out of 10.