CVE-2023-5417: The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing

Q: How do I fix CVE-2023-5417?

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

Q: Is CVE-2023-5417 being exploited?

CVE-2023-5417 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-2023-5417 affect?

CVE-2023-5417 affects funnelforms. Severity is medium (CVSS 4.3). The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_update_category function in versions up to, and including, 3.4. This makes it possible for authentica

Q: How urgent is CVE-2023-5417?

Priority 23/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2023-5417 is a medium-severity flaw (CVSS 4.3) affecting funnelforms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_update_category function in versions up to, and including, 3.4. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to modify the Funnelforms category for a given post ID.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-862
Published	2023-11-22
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: funnelforms

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

Am I affected?

Timeline

2023-11-22 16:15 UTCPublished CVE record published
2026-06-17 06:48 UTCUpdated Record last modified

funnelforms funnelforms UPGRADE

Affected: <= 3.4

Fixed in: newer than 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 newer than 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-2023-5417?

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

Is CVE-2023-5417 being exploited?

CVE-2023-5417 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-2023-5417 affect?

CVE-2023-5417 affects funnelforms. Severity is medium (CVSS 4.3). The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_update_category function in versions up to, and including, 3.4. This makes it possible for authentica

How urgent is CVE-2023-5417?

Priority 23/100. No elevated risk signals yet.

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-2023-5416 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
CVE-2023-5387 MEDIUM 4.3 UPGRADE The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing

References

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