A cross-site scripting (XSS) vulnerability in Flatpress v1.3 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the username parameter in setup.php.
https://github.com/paragbagul111/CVE-2024-25411
https://github.com/flatpressblog/flatpress/pull/261
https://drive.google.com/file/d/1GBL-iY5ZRaxRqLVqpBe1w6dVgEfywAG7/view?usp=sharing