Grav Admin Security Vulnerabilities

CVE-2023-37897

Grav is a file-based Web-platform built in PHP. Grav is subject to a server side template injection (SSTI) vulnerability. The fix for another SSTI vulnerability using |map, |filter and |reduce twigs implemented in the commit 71bbed1 introduces bypass of the denylist due to incorrect return value...

CVE-2023-34253

Grav is a flat-file content management system. Prior to version 1.7.42, the denylist introduced in commit 9d6a2d to prevent dangerous functions from being executed via injection of malicious templates was insufficient and could be easily subverted in multiple ways -- (1) using unsafe functions...

CVE-2023-34252

Grav is a flat-file content management system. Prior to version 1.7.42, there is a logic flaw in the GravExtension.filterFilter() function whereby validation against a denylist of unsafe functions is only performed when the argument passed to filter is a string. However, passing an array as a...

CVE-2021-3920

grav-plugin-admin is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site...

CVE-2021-3799

grav-plugin-admin is vulnerable to Improper Restriction of Rendered UI Layers or...

CVE-2021-29439

The Grav admin plugin prior to version 1.10.11 does not correctly verify caller's privileges. As a consequence, users with the permission admin.login can install third-party plugins and their dependencies. By installing the right plugin, an attacker can obtain an arbitrary code execution primitive....

CVE-2021-21425

Grav Admin Plugin is an HTML user interface that provides a way to configure Grav and create and modify pages. In versions 1.10.7 and earlier, an unauthenticated user can execute some methods of administrator controller without needing any credentials. Particular method execution will result in...

CVE-2020-29553

The Scheduler in Grav CMS through 1.7.0-rc.17 allows an attacker to execute a system command by tricking an admin into visiting a malicious website...

CVE-2018-5233

Cross-site scripting (XSS) vulnerability in system/src/Grav/Common/Twig/Twig.php in Grav CMS before 1.3.0 allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO to...