How severe is CVE-2023-4691?

CVE-2023-4691 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-4691 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4691?

CVE-2023-4691 affects Booking-wp-plugin Bookly. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4691?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-4691 published?

CVE-2023-4691 was published on 2023-10-16 and last updated on 2026-06-17.

CVE-2023-4691

CVE-2023-4691 is a high-severity vulnerability in Booking-wp-plugin Bookly with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Booking-wp-plugin Bookly
Published: 2023-10-16
Last modified: 2026-06-17

Description

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 22.4 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by high privilege users such as admin

Frequently asked questions

What is CVE-2023-4691?: The WordPress Online Booking and Scheduling Plugin WordPress plugin before 22.4 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by high privilege users such as admin
How severe is CVE-2023-4691?: CVE-2023-4691 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-4691 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4691?: CVE-2023-4691 affects Booking-wp-plugin Bookly. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4691?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-4691 published?: CVE-2023-4691 was published on 2023-10-16 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/5085ec75-0795-4004-955d-e71b3d2c26c6

Affected products (1)

cpe:2.3:a:booking-wp-plugin:bookly:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Booking-wp-plugin Bookly

CVE-2023-1172 — High (CVSS 7.2): The Bookly plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the full name value in versions up to,…
CVE-2018-6891 — Medium (CVSS 6.1): Bookly #1 WordPress Booking Plugin Lite before 14.5 has XSS via a jQuery.ajax request to ng-payment_details_dialog.js.
CVE-2021-24930 — Medium (CVSS 5.4): The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape the Staff Full Name…
CVE-2023-5209 — Medium (CVSS 4.8): The WordPress Online Booking and Scheduling Plugin WordPress plugin before 22.5 does not sanitise and escape some of…
CVE-2023-1159 — Medium (CVSS 4.0): The Bookly plugin for WordPress is vulnerable to Stored Cross-Site Scripting via service titles in versions up to, and…

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