How severe is CVE-2023-5209?

CVE-2023-5209 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-5209 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5209?

CVE-2023-5209 affects Booking-wp-plugin Bookly. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5209?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-5209 published?

CVE-2023-5209 was published on 2023-11-27 and last updated on 2026-06-17.

CVE-2023-5209

CVE-2023-5209 is a medium-severity vulnerability in Booking-wp-plugin Bookly with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Booking-wp-plugin Bookly
Published: 2023-11-27
Last modified: 2026-06-17

Description

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 22.5 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Frequently asked questions

What is CVE-2023-5209?: The WordPress Online Booking and Scheduling Plugin WordPress plugin before 22.5 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
How severe is CVE-2023-5209?: CVE-2023-5209 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-5209 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5209?: CVE-2023-5209 affects Booking-wp-plugin Bookly. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5209?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-5209 published?: CVE-2023-5209 was published on 2023-11-27 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/dea6077a-81ee-451f-b049-3749a2252c88

Affected products (1)

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

More vulnerabilities in Booking-wp-plugin Bookly

CVE-2023-4691 — High (CVSS 7.2): The WordPress Online Booking and Scheduling Plugin WordPress plugin before 22.4 does not properly sanitise and escape a…
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-2023-1159 — Medium (CVSS 4.0): The Bookly plugin for WordPress is vulnerable to Stored Cross-Site Scripting via service titles in versions up to, and…

All CVEs affecting Booking-wp-plugin Bookly →

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