CVE-2023-41330 Unsafe deserialization in knplabs/knp-snappy

knplabs/knp-snappy is a PHP library allowing thumbnail, snapshot or PDF generation from a url or a html page. Issue On March 17th the vulnerability CVE-2023-28115 was disclosed, allowing an attacker to gain remote code execution through PHAR deserialization. Version 1.4.2 added a check if...

CVE-2023-41330 Unsafe deserialization in knplabs/knp-snappy

knplabs/knp-snappy is a PHP library allowing thumbnail, snapshot or PDF generation from a url or a html page. Issue On March 17th the vulnerability CVE-2023-28115 was disclosed, allowing an attacker to gain remote code execution through PHAR deserialization. Version 1.4.2 added a check if...

Remote Code Execution (RCE)

knplabs/knp-snappy is vulnerable to Remote Code Execution RCE. The vulnerability is due to the library not checking the file type during upload, which allows an attacker to upload a phar:// file which will be deserialized during the fileexists function because it fails to check the file type,...