What’s Vulnerable › Vulnerabilities

CVE-2021-44082

• Severity: high (CVSS 8.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-29 · updated 2026-06-17
• Weakness: CWE-79

Description

textpattern 4.8.7 is vulnerable to Cross Site Scripting (XSS) via /textpattern/index.php,Body. A remote and unauthenticated attacker can use XSS to trigger remote code execution by uploading a webshell. To do so they must first steal the CSRF token before submitting a file upload request.

Affected products

• TextPattern CMS: 4.8.7

References

• https://pentest.co.uk/labs/leveraging-xss-to-get-rce-in-textpattern/
• https://www.cornerpirate.com
• https://www.pentest.co.uk
• https://pentest.co.uk/labs/leveraging-xss-to-get-rce-in-textpattern/
• https://www.cornerpirate.com
• https://www.pentest.co.uk

Get alerted when CVE-2021-44082 or the next vulnerability affects your stack