Is CVE-2024-1321 in the CISA KEV catalog?

No. CVE-2024-1321 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-1321?

CVE-2024-1321 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2024-1321?

CVE-2024-1321 has an EPSS score of 0.26% (17th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-1321?

Upgrade eventprime to 3.4.3 or later.

CVE & CISA-KEV Catalog

CVE-2024-1321

MEDIUM

5.3

CVSS v3

NVD

Description

The EventPrime – Events Calendar, Bookings and Tickets plugin for WordPress is vulnerable to payment bypass in all versions up to, and including, 3.4.2. This is due to the plugin allowing unauthenticated users to update the status of order payments. This makes it possible for unauthenticated attackers to book events for free.

CWE-345

How to fix

Remediation Available

eventprimeNVD

Affected:< 3.4.3Fixed in:3.4.3CVE-2024-1321derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.26%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Patch1

plugins.trac.wordpress.org

Third-Party Advisory1

wordfence.com

Related Vulnerabilities

Other CWE-345 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-38831	High	7.8	98%	KEV + Ransom	Fix
CVE-2016-4553	High	8.6	80%	-	Fix
CVE-2016-4554	High	8.6	39%	-	Fix
CVE-2023-35719	Medium	6.8	26%	-	-
CVE-2022-26871	Critical	9.8	20%	KEV	-
CVE-2014-4936	High	9.3	17%	-	-

Embed a live status badge for CVE-2024-1321

Markdown

[![CVE-2024-1321](https://tridentstack.com/cve/badge/CVE-2024-1321.svg)](https://tridentstack.com/cve/CVE-2024-1321)

HTML

<a href="https://tridentstack.com/cve/CVE-2024-1321"><img src="https://tridentstack.com/cve/badge/CVE-2024-1321.svg" alt="CVE-2024-1321"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-08.