CVE-2023-40068

Name: CVE-2023-40068
Creator: NVD / NIST
Published: 2023-08-21T09:15:10.43+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.48%

Last modified Jun 17, 2026

CVE-2023-40068 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Cross-site scripting vulnerability in Advanced Custom Fields versions 6.1.0 to 6.1.7 and Advanced Custom Fields Pro versions 6.1.0 to 6.1.7 allows a remote authenticated attacker to execute an arbitrary script on the web browser of the user who is logging in to the product with the administrative privilege.. EPSS estimates a 1.48% chance of exploitation in the next 30 days.

Description

Cross-site scripting vulnerability in Advanced Custom Fields versions 6.1.0 to 6.1.7 and Advanced Custom Fields Pro versions 6.1.0 to 6.1.7 allows a remote authenticated attacker to execute an arbitrary script on the web browser of the user who is logging in to the product with the administrative privilege.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

1.48%

70.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Advancedcustomfields	Advanced Custom Fields	>= 6.1.0, <= 6.1.7

References

https://jvn.jp/en/jp/JVN98946408/Third Party Advisory
https://wordpress.org/plugins/advanced-custom-fields/Product
https://www.advancedcustomfields.com/Product
https://www.advancedcustomfields.com/blog/acf-6-1-8/Release Notes, Vendor Advisory
https://jvn.jp/en/jp/JVN98946408/Third Party Advisory
https://wordpress.org/plugins/advanced-custom-fields/Product
https://www.advancedcustomfields.com/Product
https://www.advancedcustomfields.com/blog/acf-6-1-8/Release Notes, Vendor Advisory

Timeline

Published: Aug 21, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-40068?

How severe is CVE-2023-40068?

CVE-2023-40068 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.48% probability of exploitation in the next 30 days.

How do I fix CVE-2023-40068?

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-2023-40068?

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

Scan your code now

Source: NVD / NIST