CVE-2024-0590

MEDIUM

Microsoft Clarity plugin <0.9.3 - CSRF

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-0590. PoCs published by kodaichodai.

AI-analyzed exploit summary This is a functional CSRF PoC for CVE-2024-0590, exploiting a stored XSS vulnerability in the Microsoft Clarity WordPress plugin. The exploit crafts a malicious payload to inject JavaScript via the 'edit_clarity_project_id' action, demonstrating the vulnerability.

Description

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.

Exploits (1)

nomisec WORKING POC
by kodaichodai · poc
https://github.com/kodaichodai/CVE-2024-0590

This is a functional CSRF PoC for CVE-2024-0590, exploiting a stored XSS vulnerability in the Microsoft Clarity WordPress plugin. The exploit crafts a malicious payload to inject JavaScript via the 'edit_clarity_project_id' action, demonstrating the vulnerability.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Microsoft Clarity WordPress plugin
Auth required
Prerequisites: Victim must be authenticated in WordPress · Microsoft Clarity plugin must be installed and active
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Scores

CVSS v3 6.1
EPSS 0.0132
EPSS Percentile 67.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-352
Status published
Products (2)
microsoft/clarity < 0.9.4
microsoft/Microsoft Clarity < 0.9.3
Published Feb 29, 2024
Tracked Since Feb 18, 2026