CVE-2020-12635: XSS exists in the WebForms Pro M2 extension before 2.9.17 for Magento 2 via the textarea field.

Q: How do I fix CVE-2020-12635?

webforms pro m2: upgrade to 2.9.17. Exact commands for each OS are on this page.

Q: Is CVE-2020-12635 being exploited?

CVE-2020-12635 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-12635 affect?

CVE-2020-12635 affects webforms pro m2. Severity is medium (CVSS 6.1). XSS exists in the WebForms Pro M2 extension before 2.9.17 for Magento 2 via the textarea field.

Q: How urgent is CVE-2020-12635?

Priority 40/100. Public exploit reference

This month

MEDIUM 6.1UPGRADE

CVE-2020-12635 is a medium-severity flaw (CVSS 6.1) affecting webforms pro m2. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-79
Published	2020-06-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mageme

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-06-29 14:15 UTCPublished CVE record published
2026-06-17 02:52 UTCUpdated Record last modified

mageme webforms pro m2 UPGRADE

Affected: < 2.9.17

Fixed in: 2.9.17

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy webforms-pro-m2 || rpm -q webforms-pro-m2 || webforms-pro-m2 --version

2. UPGRADE to 2.9.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade webforms-pro-m2

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade webforms-pro-m2

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-12635?

webforms pro m2: upgrade to 2.9.17. Exact commands for each OS are on this page.

Is CVE-2020-12635 being exploited?

CVE-2020-12635 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-12635 affect?

CVE-2020-12635 affects webforms pro m2. Severity is medium (CVSS 6.1). XSS exists in the WebForms Pro M2 extension before 2.9.17 for Magento 2 via the textarea field.

How urgent is CVE-2020-12635?

Priority 40/100. Public exploit reference

Software pages

Magento vulnerabilities

References

← Back to latest CVEs