VULNERABILITY INTELLIGENCE
CVE-2021-20103
CVSS score6.1 MEDIUM
EPSS probability0.69%
CISA KEVNot currently listed
Published2021-06-29
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Description
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.
Weakness classification
- nvd@nist.gov: CWE-79