How severe is CVE-2023-6243?

CVE-2023-6243 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-6243 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6243?

CVE-2023-6243 affects Myeventon Eventon-lite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6243?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-6243 have an EU (EUVD) identifier?

Yes. CVE-2023-6243 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58489.

When was CVE-2023-6243 published?

CVE-2023-6243 was published on 2024-10-19 and last updated on 2026-06-17.

CVE-2023-6243

CVE-2023-6243 is a medium-severity vulnerability in Myeventon Eventon-lite with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-58489
Weakness: CWE-352
Affected product: Myeventon Eventon-lite
Published: 2024-10-19
Last modified: 2026-06-17

Description

The EventON PRO - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 4.6.8. This is due to missing or incorrect nonce validation on the admin_test_email function. This makes it possible for unauthenticated attackers to send test emails to arbitrary email addresses via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Frequently asked questions

What is CVE-2023-6243?: The EventON PRO - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 4.6.8. This is due to missing or incorrect nonce validation on the admin_test_email function. This makes it possible for unauthenticated attackers to send test emails to arbitrary email addresses via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
How severe is CVE-2023-6243?: CVE-2023-6243 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-6243 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6243?: CVE-2023-6243 affects Myeventon Eventon-lite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6243?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-6243 have an EU (EUVD) identifier?: Yes. CVE-2023-6243 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58489.
When was CVE-2023-6243 published?: CVE-2023-6243 was published on 2024-10-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:myeventon:eventon-lite:*:*:*:*:pro:wordpress:*:*

More vulnerabilities in Myeventon Eventon-lite

CVE-2023-6244 — Medium (CVSS 6.5): The EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery…
CVE-2023-6242 — Medium (CVSS 6.5): The EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery…
CVE-2023-6158 — Medium (CVSS 6.5): The EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to unauthorized modification…
CVE-2023-4635 — Medium (CVSS 6.1): The EventON plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'tab' parameter in versions up…

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