CVE-2023-1172

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-03-17 · updated 2026-06-17

Description

The Bookly plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the full name value in versions up to, and including, 21.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

ladela WordPress Online Booking and Scheduling Plugin – Bookly: before 21.5.1 — fixed in 21.5.1

How to fix

Upgrade to a fixed version: ladela WordPress Online Booking and Scheduling Plugin – Bookly 21.5.1. Check the vendor advisory for mitigations.

References

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2876981%40bookly-responsive-appointment-booking-tool&new=2876981%40bookly-responsive-appointment-booking-tool&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/c3efbd9d-e2b5-4915-a964-29a49c7fba86?source=cve
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2876981%40bookly-responsive-appointment-booking-tool&new=2876981%40bookly-responsive-appointment-booking-tool&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/c3efbd9d-e2b5-4915-a964-29a49c7fba86?source=cve

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