CVE-2023-3403

Name: CVE-2023-3403
Creator: NVD / NIST
Published: 2023-07-18T03:15:55.673+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2023-3403 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The ProfileGrid plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'pm_upload_csv' function in versions up to, and including, 5.5.1. This makes it possible for authenticated attackers, with subscriber-level permissions or above to import new users and update existing users.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

The ProfileGrid plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'pm_upload_csv' function in versions up to, and including, 5.5.1. This makes it possible for authenticated attackers, with subscriber-level permissions or above to import new users and update existing users.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.47%

36.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Metagauss	Profilegrid	<= 5.5.1

References

Timeline

Published: Jul 18, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3403?

How severe is CVE-2023-3403?

CVE-2023-3403 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2023-3403?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-3403?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST