CVE-2024-9891

Multiline files upload for contact form 7 <= 2.8.1 - Missing Authorization to Authenticated (Subscriber+) Plugin Deactivation

Description

The Multiline files upload for contact form 7 plugin for WordPress is vulnerable to unauthorized plugin deactivation due to a missing capability check on the mfcf7_zl_custom_handle_deactivation_plugin_form_submission() function in all versions up to, and including, 2.8.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to deactivate the plugin and send a custom reason from the site.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: zluck Multiline files upload for contact form 7
Published at:
Updated at:

References

Link Tags
https://www.wordfence.com/threat-intel/vulnerabilities/id/5cf62f45-a142-497e-9838-ce0b1b1bb3d3?source=cve
https://plugins.trac.wordpress.org/tags/2.8.1/multiline-files-for-contact-form-7/multiline-admin.php#L410
https://plugins.trac.wordpress.org/changeset/3169228/

Frequently Asked Questions

What is the severity of CVE-2024-9891?
CVE-2024-9891 has been scored as a medium severity vulnerability.
How to fix CVE-2024-9891?
To fix CVE-2024-9891, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-9891 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-9891 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-9891?
CVE-2024-9891 affects zluck Multiline files upload for contact form 7.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.