CVE-2020-36731

The Flexible Checkout Fields for WooCommerce plugin for WordPress is vulnerable to Unauthenticated Arbitrary Plugin Settings update, in addition to Stored Cross-Site Scripting in versions up to, and including, 2.3.1. This is due to missing authorization checks on the updateSettingsAction() function which is called via an admin_init hook, along with missing sanitization and escaping on the settings that are stored.

CVSS v3.1

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

CVSS v3.1

7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

EPSS

1.34% chance of exploitation in the next 30 days, 69th percentile

Nuclei

high · CWE-79

Published

2023-06-07

Updated

2026-04-08

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2020/CVE-2020-36731.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2020-36730
• CVE-2020-36753
• CVE-2020-36728
• CVE-2020-36755
• CVE-2020-36723
• CVE-2020-36760