WordPress security changelog
MEDIUM CVE-2023-0689 Modified

Metform: Sensitive information exposure

Metform is affected by sensitive information exposure. Exploitation requires an authenticated WordPress account. Successful exploitation can disclose data that should not be available to the caller.

CVE / CNA score 4.3 CVSS 3.1 · security@wordfence.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Metform
Plugin slug
metform
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Aug 31, 2023
Weakness
CWE-639 — Authorization Bypass Through User-Controlled Key

This CVE was published Aug 31, 2023 and is one of 22 known issues for this plugin.

What to do

Update, patch or deactivate.

Update Metform to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Source record

Technical description

The Metform Elementor Contact Form Builder for WordPress is vulnerable to Information Disclosure via the 'mf_first_name' shortcode in versions up to, and including, 3.3.1. This allows authenticated attackers, with subscriber-level capabilities or above to obtain sensitive information about arbitrary form submissions, including the submitter's first name.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References

Primary and upstream sources