GHSA-53H4-8RC4-F539 Slim has Reflected XSS in the HtmlErrorRenderer

Impact If an application uses HttpException::setTitle and/or setDescription to include untrusted/request-derived data in the error title or description e.g. "No products found matching '$query'.", an attacker could inject arbitrary HTML/JavaScript that executes in the victim's browser when they...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS in the HtmlErrorRenderer module when untrusted or request-derived data is passed to setTitle or setDescription functions. An attacker can execute arbitrary HTML or JavaScript in a victim's browser by crafting...

CVE-2026-48157 Slim has Reflected XSS in the HtmlErrorRenderer

Slim is a PHP micro framework that enables users to write simple web applications and APIs. In versions 4.4.0 through 4.15, if an application uses HttpException::setTitle and/or setDescription to include untrusted/request-derived data in the error title or description e.g. "No products found...