CVE-2023-2406

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

0.76% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 52.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2023-06-03 04:35Z3 YR AGO

Last updated

2026-04-08 16:38Z4 MO AGO

Reserved

2023-04-28

Assigning CNA

Wordfence

Record state

PUBLISHED

Severity

Medium (CVSS 6.4)

CNA CVSS vector

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

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.2

Document digest

8f41b2a220659459493aadb6a607f11b550e79f3a26a7262b08d8ea57a0081a9

• www.wordfence.comhttps://www.wordfence.com/threat-intel/vulnerabilities/id/1ab05954-9999-43ff-8e3c-a987e2da1956?source=cve
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/event-registration-calendar-by-vcita/trunk/system/parse_vcita_callback.php#L55
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/browser/paypal-payment-button-by-vcita/trunk/system/parse_vcita_callback.php
• blog.jonh.euhttps://blog.jonh.eu/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2924420%40event-registration-calendar-by-vcita&new=2924420%40event-registration-calendar-by-vcita&sfp_email=&sfph_mail=
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2924423%40paypal-payment-button-by-vcita&new=2924423%40paypal-payment-button-by-vcita&sfp_email=&sfph_mail=
• plugins.trac.wordpress.orghttps://plugins.trac.wordpress.org/changeset/2924423/paypal-payment-button-by-vcita