WebinarPress – Webinar System for WordPress vulnerabilities
Plugin slug wp-webinarsystem · 10 known vulnerabilities · latest disclosed 2025-10-19 · WordPress.org page
2 vulnerabilities have no fixed version yet. If you use this plugin, consider disabling or replacing it until a fix is released.
2 of 10 rated high or critical (CVSS 7 or more).
Known vulnerabilities in WebinarPress – Webinar System for WordPress
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 4.3 | <= 1.33.30 | 1.33.31 | CVE-2025-62972 | 2025-10-19 | Advisory |
| Medium 5.5 | <= 1.33.30 | 1.33.31 | CVE-2025-47635 | 2025-05-07 | Advisory |
| Medium 6.1 | <= 1.33.27 | No fix yet | CVE-2025-32693 | 2025-04-09 | Advisory |
| Medium 4.4 | <= 1.33.30 | 1.33.31 | CVE-2025-31883 | 2025-04-01 | Advisory |
| Medium 4.3 | <= 1.33.27 | No fix yet | CVE-2025-31882 | 2025-04-01 | Advisory |
| High 8.8 | <= 1.33.24 | 1.33.25 | CVE-2024-11271 | 2025-01-07 | Advisory |
| High 8.8 | <= 1.33.24 | 1.33.25 | CVE-2024-11270 | 2025-01-07 | Advisory |
| Medium 4.3 | <= 1.33.20 | 1.33.21 | CVE-2024-43339 | 2024-08-16 | Advisory |
| Medium 4.3 | <= 1.33.20 | 1.33.21 | CVE-2024-34818 | 2024-05-09 | Advisory |
| Medium 6.1 | <= 1.33.9 | 1.33.10 | CVE-2024-31256 | 2024-04-05 | Advisory |
Check if a site is affected
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Questions
Is the WebinarPress – Webinar System for WordPress plugin safe to use?
2 known issue(s) have no fix yet, so check the table above before using it.
How do I check which version of WebinarPress – Webinar System for WordPress my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.