cve/2023/CVE-2023-0874.md

### [CVE-2023-0874](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-0874)
![](https://img.shields.io/static/v1?label=Product&message=Klaviyo&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=0%3C%203.0.10%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-79%20Cross-Site%20Scripting%20(XSS)&color=brighgreen)

### Description

The Klaviyo WordPress plugin before 3.0.10 does not sanitize 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).

### POC

#### Reference
- https://wpscan.com/vulnerability/495e39db-793d-454b-9ef1-dd91cae2c49b

#### Github
No PoCs found on GitHub currently.