CVE-2025-5144 The Events Calendar <= 6.13.2 - Authenticated (Contributor+) DOM-Based Stored Cross-Site Scripting

What is CVE-2025-5144?

CVE-2025-5144 is a medium-severity cross-site scripting vulnerability in stellarwp The Events Calendar, published on 11 Jun 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The The Events Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘data-date-*’ parameters in all versions up to, and including, 6.13.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, 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-2025-5144?

It affects 1 product.

Products include Stellarwp the Events Calendar.

How do I fix CVE-2025-5144?

No fix has been published for CVE-2025-5144 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-2025-5144 being exploited?

There is no known exploitation of CVE-2025-5144 in the wild and no public exploit code.

Other vulnerabilities in stellarwp The Events Calendar

• CVE-2024-8275 The Events Calendar <= 6.6.4 - Unauthenticated SQL Injection Critical 9.8
• CVE-2024-4180 The Events Calendar < 6.4.0.1 - Reflected XSS Critical 9.1
• CVE-2023-6203 The Events Calendar < 6.2.8.1 - Unauthenticated Arbitrary Password Protected Post Read High 7.5
• CVE-2024-6931 The Events Calendar <= 6.6.3 - Unauthenticated Stored Cross-Site Scripting High 7.2
• CVE-2019-15109 Cross-site scripting in n/a Medium 6.1

Sources

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

Also known as GHSA-p9cf-2mrg-w42q.