CVE-2021-4393

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.48% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 39.0% of scored records. A rank, not a probability.

NVD base score

4.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2023-07-01 04:26Z3 YR AGO

Last updated

2026-04-08 16:36Z4 MO AGO

Reserved

2023-06-30

Assigning CNA

Wordfence

Record state

PUBLISHED

Severity

Medium (CVSS 4.3)

CNA CVSS vector

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

Weaknesses

• CWE-352Cross-Site Request Forgery (CSRF)Compound

Data version

5.2

Document digest

738657e04ef8319793bfedf6e0b9ef8d0a562c6aa3457411aeb34905c1a32168

• www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/12ecf3d5-1457-405a-8856-517c7d2f2db1?source=cve
• blog.nintechnet.comhttps://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/
• blog.nintechnet.comhttps://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/
• blog.nintechnet.comhttps://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/
• blog.nintechnet.comhttps://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/
• blog.nintechnet.comhttps://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/
• blog.nintechnet.comhttps://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/
• blog.nintechnet.comhttps://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset/2473569/ecommerce-product-catalog/trunk/modules/cart/includes/orders/includes/register-digital-orders.php