Booking Calendar – Event Calendar vulnerabilities
Plugin slug hbook · 2 known vulnerabilities · latest disclosed 2026-07-29 · WordPress.org page
1 vulnerability has no fixed version yet. If you use this plugin, consider disabling or replacing it until a fix is released.
2 of 2 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Booking Calendar – Event Calendar
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| High 7.2 | <= 2.1.9 | 2.1.10 | CVE-2026-8143 | 2026-07-29 | Advisory |
| High 7.1 | <= 1.0.2 | No fix yet | none | 2022-10-17 | Advisory |
Check if a site is affected
Enter a site address to see which version of Booking Calendar – Event Calendar and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Booking Calendar – Event Calendar plugin safe to use?
1 known issue(s) have no fix yet, so check the table above before using it.
How do I check which version of Booking Calendar – Event Calendar 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.