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CVE-2023-2407

20
FAUCET Score

CVE-2023-2407 describes a Cross-Site Request Forgery (CSRF) vulnerability affecting the vcita Event Registration Calendar and Online Payments WordPress plugins up to version 3.9.1. This flaw stems from missing nonce validation in the ls_parse_vcita_callback() function, allowing unauthenticated attackers to modify plugin settings and inject malicious JavaScript. The vulnerability has a CVSS score of 6.5 (Medium), indicating that an attacker could achieve high integrity impact by tricking an administrator into clicking a malicious link. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.9.1CPE matchmatch criteria
cpe:2.3:a:vcita:event_registration_calendar_by_vcita:*:*:*:*:*:wordpress:*:*
<= 1.3.1CPE matchmatch criteria
cpe:2.3:a:vcita:online_payments_-_get_paid_with_paypal\,_square_\&_stripe:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.42%
Probability of exploitation in next 30 days
EPSS Percentile
34.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0042 is in the 36th percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

blog.jonh.eu / blog/security-vulnerabilities-in-wordpress-plugins-by-vcita
ExploitThird Party Advisory
plugins.trac.wordpress.org / browser/event-registration-calendar-by-vcita/trunk/system/parse_vcita_callback.php
Exploit
plugins.trac.wordpress.org / browser/paypal-payment-button-by-vcita/trunk/system/parse_vcita_callback.php
Exploit
plugins.trac.wordpress.org / changeset
wordfence.com / threat-intel/vulnerabilities/id/207b40fa-2062-48d6-990b-f05cbbf8fb8e
Third Party Advisory