What is CVE-2020-12635?

CVE-2020-12635 is a medium-severity vulnerability in Mageme Webforms Pro M2, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-06-29.

How severe is CVE-2020-12635?

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

XSS in Mageme Webforms Pro M2

CVE-2020-12635

XSS exists in the WebForms Pro M2 extension before 2.9.17 for Magento 2 via the textarea field.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-06-29 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.007 (52.4th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Mageme Webforms Pro M2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

mageme.com/magento-2-form-builder.html (Product, Third Party Advisory)
anothernetsecblog.com/magento-2-extension-security/ (URL Repurposed, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-12635?: CVE-2020-12635 is a medium-severity vulnerability in Mageme Webforms Pro M2, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-06-29.
How severe is CVE-2020-12635?: Medium severity. CVSS v3 base score is 6.1 out of 10.