CVE-2021-47976

Description

TextPattern CMS 4.9.0-dev contains a remote code execution vulnerability that allows authenticated attackers to upload arbitrary PHP files by exploiting the plugin upload functionality. Attackers can authenticate, retrieve a CSRF token from the plugin event page, and upload malicious PHP files to the textpattern/tmp/ directory for code execution.

CVSS Vector

References

• https://github.com/textpattern/textpattern
• https://textpattern.com/
• https://www.exploit-db.com/exploits/50095
• https://www.vulncheck.com/advisories/textpattern-cms-dev-authenticated-remote-code-execution-via-plugin-upload