CVE-2023-28167: Cross-Site Request Forgery (CSRF) vulnerability in Vsourz Digital CF7 Invisible reCAPTCHA plugin <= 1.3.3 vers

Q: How do I fix CVE-2023-28167?

cf7 invisible recaptcha: upgrade to newer than 1.3.3. Exact commands for each OS are on this page.

Q: Is CVE-2023-28167 being exploited?

CVE-2023-28167 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-2023-28167 affect?

CVE-2023-28167 affects cf7 invisible recaptcha. Severity is medium (CVSS 5.4). Cross-Site Request Forgery (CSRF) vulnerability in Vsourz Digital CF7 Invisible reCAPTCHA plugin <= 1.3.3 versions.

Q: How urgent is CVE-2023-28167?

Priority 25/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2023-28167 is a medium-severity flaw (CVSS 5.4) affecting cf7 invisible recaptcha. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-Site Request Forgery (CSRF) vulnerability in Vsourz Digital CF7 Invisible reCAPTCHA plugin <= 1.3.3 versions.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-352
Published	2023-11-12
Last modified	2026-06-17

Publisher (CNA): Patchstack · Vendor: vsourz

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

Am I affected?

Timeline

2023-11-12 23:15 UTCPublished CVE record published
2026-06-17 05:47 UTCUpdated Record last modified

vsourz cf7 invisible recaptcha UPGRADE

Affected: <= 1.3.3

Fixed in: newer than 1.3.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy cf7-invisible-recaptcha || rpm -q cf7-invisible-recaptcha || cf7-invisible-recaptcha --version

2. UPGRADE to newer than 1.3.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade cf7-invisible-recaptcha

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cf7-invisible-recaptcha

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-2023-28167?

cf7 invisible recaptcha: upgrade to newer than 1.3.3. Exact commands for each OS are on this page.

Is CVE-2023-28167 being exploited?

CVE-2023-28167 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-2023-28167 affect?

CVE-2023-28167 affects cf7 invisible recaptcha. Severity is medium (CVSS 5.4). Cross-Site Request Forgery (CSRF) vulnerability in Vsourz Digital CF7 Invisible reCAPTCHA plugin <= 1.3.3 versions.

How urgent is CVE-2023-28167?

Priority 25/100. No elevated risk signals yet.

References

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