CVE-2021-43698: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

November 29, 2021 (updated December 1, 2021)

PhpWhois is affected by a Cross Site Scripting (XSS) vulnerability. In file example.php, the exit function will terminate the script and print the message to the user. The message contains the result of the $_GET['query'] leading to an XSS vulnerability.

References

github.com/sparc/phpWhois.org/issues/21
nvd.nist.gov/vuln/detail/CVE-2021-43698

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