CVE-2021-4347

Name: CVE-2021-4347
Creator: NVD / NIST
Published: 2023-06-07T02:15:13.523+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.65%

Last modified Jun 17, 2026

CVE-2021-4347 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. The function update_shipment_status_email_status_fun in the plugin Advanced Shipment Tracking for WooCommerce in versions up to 3.2.6 is vulnerable to authenticated arbitrary options update. The function allows attackers (including those at customer level) to update any WordPress option in the database. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

Description

The function update_shipment_status_email_status_fun in the plugin Advanced Shipment Tracking for WooCommerce in versions up to 3.2.6 is vulnerable to authenticated arbitrary options update. The function allows attackers (including those at customer level) to update any WordPress option in the database. Version 3.2.5 was initially released as a fix, but doesn't fully address the issue.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.65%

46.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Zorem	Advanced Shipment Tracking For Woocommerce	<= 3.2.6

References

Timeline

Published: Jun 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4347?

How severe is CVE-2021-4347?

CVE-2021-4347 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4347?

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-2021-4347?

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

Scan your code now

Source: NVD / NIST