CVE-2024-0590
Microsoft Clarity <= 0.9.3 - Cross-Site Request Forgery to Stored Cross-Site Scripting
- Published
- Feb 20, 2024
- Updated
- Apr 8, 2026
- Assigning CNA
- Wordfence
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NLow · next 30 days
- Percentile
- 69.2%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
The Microsoft Clarity plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 0.9.3. This is due to missing nonce validation on the edit_clarity_project_id() function. This makes it possible for unauthenticated attackers to change the project id and add malicious JavaScript via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Sources
1Proof-of-concept exploit for CVE-2024-0590 targeting the Microsoft Clarity WordPress plugin (<= 0.9.3). Demonstrates the vulnerability for testing and verification.
Responsible use
Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.