CVE-2023-4950: The Interactive Contact Form and Multi Step Form Builder WordPress plugin before 3.4 does not sanitise and esc

Q: How do I fix CVE-2023-4950?

funnelforms: upgrade to 3.4. Exact commands for each OS are on this page.

Q: Is CVE-2023-4950 being exploited?

CVE-2023-4950 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-2023-4950 affect?

CVE-2023-4950 affects funnelforms. Severity is medium (CVSS 6.1). The Interactive Contact Form and Multi Step Form Builder WordPress plugin before 3.4 does not sanitise and escape some parameters, which could allow unauthenticated users to perform Cross-Site Scripting attacks

Q: How urgent is CVE-2023-4950?

Priority 37/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2023-4950 is a medium-severity flaw (CVSS 6.1) affecting funnelforms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Interactive Contact Form and Multi Step Form Builder WordPress plugin before 3.4 does not sanitise and escape some parameters, which could allow unauthenticated users to perform Cross-Site Scripting attacks

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	0.5% (top 56%)
CISA exploited list	No
Published	2023-10-16
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: funnelforms

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

Am I affected?

Timeline

2023-10-16 20:15 UTCPublished CVE record published
2026-06-17 06:38 UTCUpdated Record last modified

funnelforms funnelforms UPGRADE

Affected: < 3.4

Fixed in: 3.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy funnelforms || rpm -q funnelforms || funnelforms --version

2. UPGRADE to 3.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade funnelforms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade funnelforms

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-2023-4950?

funnelforms: upgrade to 3.4. Exact commands for each OS are on this page.

Is CVE-2023-4950 being exploited?

CVE-2023-4950 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-2023-4950 affect?

CVE-2023-4950 affects funnelforms. Severity is medium (CVSS 6.1). The Interactive Contact Form and Multi Step Form Builder WordPress plugin before 3.4 does not sanitise and escape some parameters, which could allow unauthenticated users to perform Cross-Site Scripting attacks

How urgent is CVE-2023-4950?

Priority 37/100. Public exploit reference

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2023-5419 MEDIUM 4.3 UPGRADE The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing
CVE-2023-5417 MEDIUM 4.3 UPGRADE The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing
CVE-2023-5416 MEDIUM 4.3 UPGRADE The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing
CVE-2023-5415 MEDIUM 4.3 UPGRADE The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing
CVE-2023-5411 MEDIUM 4.3 UPGRADE The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing

References

← Back to latest CVEs