What is CVE-2022-47438?

CVE-2022-47438 is a medium-severity vulnerability in Wpdevart Booking Calendar, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2023-03-29.

How severe is CVE-2022-47438?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Is CVE-2022-47438 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Wpdevart Booking Calendar

CVE-2022-47438

Auth. (editor+) Stored Cross-Site Scripting (XSS) vulnerability in WpDevArt Booking calendar, Appointment Booking System plugin <= 3.2.3 versions.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-03-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (29.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/booking-calendar/wordpress-booking-calend… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2022-47438?: CVE-2022-47438 is a medium-severity vulnerability in Wpdevart Booking Calendar, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2023-03-29.
How severe is CVE-2022-47438?: Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2022-47438 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.