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CVE-2022-4035: The Appointment Hour Booking plugin for WordPress is vulnerable to iFrame Injection via the ‘email’ or general field parameters in versions up to, and including, 1.3.72 due to insufficient input sanit

high Affects appointment-hour-booking (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Appointment Hour Booking plugin for WordPress is vulnerable to iFrame Injection via the ‘email’ or general field parameters in versions up to, and including, 1.3.72 due to insufficient input sanit

Package
appointment-hour-booking (WordPress plugin) WordPress
Affected versions
<=1.3.72
Fixed in
no fix recorded
Severity
high  CVSS 7.2
Exploitation
not on CISA KEV · EPSS 1% (54.7th percentile)
Published
2022-11-29
Source
nvd

References

CWE-79
NVD recordappointment-hour-booking (WordPress plugin) advisories

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