CVE-2023-36384 WordPress Booking Calendar Contact Form Plugin <= 1.2.40 is vulnerable to Cross Site Scripting (XSS)

What is CVE-2023-36384?

CVE-2023-36384 is a high-severity cross-site scripting vulnerability in CodePeople Booking Calendar Contact Form, published on 18 Jul 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in CodePeople Booking Calendar Contact Form plugin <= 1.2.40 versions.

Weakness: CWE-79

Which versions are affected by CVE-2023-36384?

It affects 1 product.

Products include Booking Calendar Project Booking Calendar.

How do I fix CVE-2023-36384?

No fix has been published for CVE-2023-36384 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-36384 being exploited?

There is no known exploitation of CVE-2023-36384 in the wild and no public exploit code.

Other vulnerabilities in CodePeople Booking Calendar Contact Form

• CVE-2022-1463 Booking Calendar <= 9.1 - PHP Object Injection via Shortcode High 8.8
• CVE-2018-20556 SQL injection in n/a High 8.8
• CVE-2018-5673 Cross-site request forgery in n/a High 8.8
• CVE-2021-25040 Booking Calendar < 8.9.2 - Reflected Cross-Site Scripting Medium 6.1
• CVE-2017-2151 Cross-site scripting in Booking Calendar Medium 6.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7hcv-h4hx-q5hg.