Advisory Weakness Curation

yiisoft/yii deserializing untrusted user input can lead to remote code execution ### Impact Affected versions of `yiisoft/yii` are vulnerable to Remote Code Execution (RCE) if the application calls `unserialize()` on arbitrary user input. ### Patches Upgrade `yiisoft/yii` to version 1.1.29 or higher. ### For more information See the following links for more details: - Git commit https://github.com/yiisoft/yii/commit/37142be4dc5831114a375392e86d6450d4951c06 - https://owasp.org/www-community/vulnerabilities/PHP_Object_Injection If you have any questions or comments about this advisory, contact us through security form https://www.yiiframework.com/security.

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') Yii is an open source PHP web framework. yiisoft/yii before version 1.1.29 is vulnerable to Remote Code Execution (RCE) if the application calls `unserialize()` on arbitrary user input. An attacker may leverage this vulnerability to compromise the host system. A fix has been developed for the 1.1.29 release. Users are advised to upgrade. There are no known workarounds for this vulnerability.