.. / CVE-2021-34640

Exploit for WordPress Securimage-WP-Fixed <=3.5.4 - Cross-Site Scripting (CVE-2021-34640)

Description:

WordPress Securimage-WP-Fixed plugin 3.5.4 and prior contains a cross-site scripting vulnerability due to the use of $_SERVER[‘PHP_SELF’] in the ~/securimage-wp.php file, which allows attackers to inject arbitrary web scripts.

Nuclei Template

View the template here CVE-2021-34640.yaml

Validate with Nuclei

echo "$URL" | nuclei -t ~/nuclei-templates/http/cves/2021/CVE-2021-34640.yaml
Copy

References:

https://github.com/ARPSyndicate/cvemon
https://plugins.trac.wordpress.org/browser/securimage-wp-fixed/trunk/securimage-wp.php#L628
https://wpscan.com/vulnerability/22017067-8675-4884-b976-d7f5a71279d2
https://nvd.nist.gov/vuln/detail/CVE-2021-34640
https://www.wordfence.com/vulnerability-advisories/#CVE-2021-34640