CVE-2024-0698 Easy!Appointments <= 1.3.1 - Authenticated (Contributor+) Stored Cross-Site Scripting

What is CVE-2024-0698?

CVE-2024-0698 is a medium-severity cross-site scripting vulnerability in alextselegidis Easy!Appointments, published on 5 Mar 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Easy!Appointments plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'easyappointments' shortcode in all versions up to, and including, 1.3.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Weakness: CWE-79

Which versions are affected by CVE-2024-0698?

It affects 1 product.

Products include Easyappointments Easy\!appointments.

How do I fix CVE-2024-0698?

No fix has been published for CVE-2024-0698 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-2024-0698 being exploited?

There is no known exploitation of CVE-2024-0698 in the wild and no public exploit code.

Other vulnerabilities in alextselegidis Easy!Appointments

• CVE-2025-50383 Easy!Appointments SQL injection vulnerability High 8.1
• CVE-2025-29448 Easy!Appointments Denial of Service (DoS) High 7.5
• CVE-2018-13063 Missing authorization in n/a High 7.5
• CVE-2026-23622 CSRF Protection Bypass: Sensitive endpoints accept GET requests, enabling admin account takeover High 7.4
• CVE-2018-13060 Security feature bypass in n/a Medium 6.5

Sources

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

Also known as GHSA-p824-rm68-c4g7.