CVE-2023-6242

Summary

The EventON - WordPress Virtual Event Calendar Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 4.5.4 (for Pro) & 2.2.7 (for Free). This is due to missing or incorrect nonce validation on the evo_eventpost_update_meta function. This makes it possible for unauthenticated attackers to update arbitrary post metadata via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected Software

Weaknesses

• CWE-352: CWE-352 Cross-Site Request Forgery (CSRF)

ADP Enrichment

CVE Program Container

Additional References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/c8e9a333-a6b7-4b5e-93c1-b95566e5d6fb?source=cve
• https://docs.myeventon.com/documentations/eventon-changelog/
• https://plugins.trac.wordpress.org/changeset/3017578/eventon-lite/trunk/includes/admin/class-admin-ajax.php

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/c8e9a333-a6b7-4b5e-93c1-b95566e5d6fb?source=cve
• https://docs.myeventon.com/documentations/eventon-changelog/
• https://plugins.trac.wordpress.org/changeset/3017578/eventon-lite/trunk/includes/admin/class-admin-ajax.php
• https://plugins.trac.wordpress.org/changeset/3017939

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