CVE-2023-6630: The Contact Form 7 – Dynamic Text Extension plugin for WordPress is vulnerable to Insecure Direct Object Refer

Q: How do I fix CVE-2023-6630?

contact form 7: upgrade to newer than 4.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2023-6630 being exploited?

CVE-2023-6630 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-2023-6630 affect?

CVE-2023-6630 affects contact form 7. Severity is medium (CVSS 4.3). The Contact Form 7 – Dynamic Text Extension plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 4.1.0 via the CF7_get_custom_field and CF7_get_current_user shortcodes due to missing v

Q: How urgent is CVE-2023-6630?

Priority 22/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2023-6630 is a medium-severity flaw (CVSS 4.3) affecting contact form 7. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Contact Form 7 – Dynamic Text Extension plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 4.1.0 via the CF7_get_custom_field and CF7_get_current_user shortcodes due to missing validation on a user controlled key. This makes it possible for authenticated attackers with contributor access or higher to access arbitrary metadata of any post type, referencing the post by id and the meta by

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	0.3% (top 72%)
CISA exploited list	No
Weakness	CWE-359, CWE-639
Published	2024-01-11
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: rocklobster

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

Am I affected?

Timeline

2024-01-11 05:15 UTCPublished CVE record published
2026-06-17 06:51 UTCUpdated Record last modified

rocklobster contact form 7 UPGRADE

Affected: <= 4.1.0

Fixed in: newer than 4.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy contact-form-7 || rpm -q contact-form-7 || contact-form-7 --version

2. UPGRADE to newer than 4.1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade contact-form-7

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade contact-form-7

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-2023-6630?

contact form 7: upgrade to newer than 4.1.0. Exact commands for each OS are on this page.

Is CVE-2023-6630 being exploited?

CVE-2023-6630 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-2023-6630 affect?

CVE-2023-6630 affects contact form 7. Severity is medium (CVSS 4.3). The Contact Form 7 – Dynamic Text Extension plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 4.1.0 via the CF7_get_custom_field and CF7_get_current_user shortcodes due to missing v

How urgent is CVE-2023-6630?

Priority 22/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

Related CVEs

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CVE-2024-4704 MEDIUM 6.1 UPGRADE The Contact Form 7 WordPress plugin before 5.9.5 has an open redirect that allows an attacker to utilize a fal
CVE-2024-2242 MEDIUM 6.1 UPGRADE The Contact Form 7 plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘active-tab’ p
CVE-2023-6449 MEDIUM 6.6 UPGRADE The Contact Form 7 plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type

References

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