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CVE-2022-0658: The CommonsBooking WordPress plugin before 2.6.8 does not sanitise and escape the location parameter of the calendar_data AJAX action (available to unauthenticated users) before it is used in dynamica

critical Affects commonsbooking (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The CommonsBooking WordPress plugin before 2.6.8 does not sanitise and escape the location parameter of the calendar_data AJAX action (available to unauthenticated users) before it is used in dynamica

Package
commonsbooking (WordPress plugin) WordPress
Affected versions
<2.6.8
Fixed in
2.6.8
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 8% (94.5th percentile)
Published
2022-03-14
Source
nvd

References

CWE-89
NVD recordcommonsbooking (WordPress plugin) advisories

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