CVE-2023-6243: The EventON PRO - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to Cross-Site Req

Q: How do I fix CVE-2023-6243?

eventon-lite: upgrade to 4.7. Exact commands for each OS are on this page.

Q: Is CVE-2023-6243 being exploited?

CVE-2023-6243 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-6243 affect?

CVE-2023-6243 affects eventon-lite. Severity is medium (CVSS 4.3). 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_e

Q: How urgent is CVE-2023-6243?

Priority 18/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2023-6243 is a medium-severity flaw (CVSS 4.3) affecting eventon-lite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 su

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-352
Published	2024-10-19
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: myeventon

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-10-19 07:15 UTCPublished CVE record published
2026-06-17 06:50 UTCUpdated Record last modified

myeventon eventon-lite UPGRADE

Affected: < 4.7

Fixed in: 4.7

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy eventon-lite || rpm -q eventon-lite || eventon-lite --version

2. UPGRADE to 4.7 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade eventon-lite

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade eventon-lite

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-6243?

eventon-lite: upgrade to 4.7. Exact commands for each OS are on this page.

Is CVE-2023-6243 being exploited?

CVE-2023-6243 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-6243 affect?

CVE-2023-6243 affects eventon-lite. Severity is medium (CVSS 4.3). 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_e

How urgent is CVE-2023-6243?

Priority 18/100. No elevated risk signals yet.

Software pages

WordPress vulnerabilities

References

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