XSS in Fastspot Bigtree-Form-Builder

CVE-2016-10215

An issue was discovered in Fastspot BigTree bigtree-form-builder before 1.2. The vulnerability exists due to insufficient filtration of user-supplied data in multiple HTTP POST parameters passed to a "site/index.php/../../extensions/com.fastspot.form-builder/ajax/redraw-field.php" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (52.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2016-10215?
CVE-2016-10215 is a medium-severity vulnerability in Fastspot Bigtree-Form-Builder, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-02-10.
How severe is CVE-2016-10215?
Medium severity. CVSS v3 base score is 6.1 out of 10.