Grav CMS <1.3.0 - Cross-Site Scripting

Grav CMS before 1.3.0 is vulnerable to cross-site scripting via system/src/Grav/Common/Twig/Twig.php and allows remote attackers to inject arbitrary web script or HTML via the PATHINFO to admin/tools. id: CVE-2018-5233 info: name: Grav CMS 1.3.0 - Cross-Site Scripting author: pikpikcu severity:...

Grav < 1.7 - Open Redirect

Grav before 1.7 has an open redirect vulnerability via common/Grav.php. This is partially fixed in 1.6.23 and still present in 1.6.x. id: CVE-2020-11529 info: name: Grav 1.7 - Open Redirect author: 0xAkoko severity: medium description: Grav before 1.7 has an open redirect vulnerability via...

GHSA-VWG3-W8W3-PC79 Grav: .htaccess file extension rules bypass via case variation on case-insensitive filesystems

Summary The default .htaccess shipped with Grav and the reference webserver-configs/htaccess.txt contains security rules that block direct HTTP access to sensitive file types .yaml, .yml, .php, .json, .twig, etc. under user/ and system/vendor/ directories. However, these rules lack the NC No Case...

Grav: .htaccess file extension rules bypass via case variation on case-insensitive filesystems

Summary The default .htaccess shipped with Grav and the reference webserver-configs/htaccess.txt contains security rules that block direct HTTP access to sensitive file types .yaml, .yml, .php, .json, .twig, etc. under user/ and system/vendor/ directories. However, these rules lack the NC No Case...

CVE-2026-64852

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.8, the Grav API plugin intercepts the apiKeyGenerate and apiKeyRevoke admin tasks in user/plugins/api/api.php and authorizes the caller with only admin.login. A basic panel user c...

CVE-2026-64851

Grav Shortcode Core Plugin allows for the development shortcode plugins that utilize the common format utilized by WordPress and BBCode. Prior to 6.2.2, Grav Shortcode Core passes shortcode syntax through Security::detectXss because it contains no literal less-than character, then...

CVE-2026-64850

Grav is a file-based Web platform. Prior to 2.0.7, Grav Blueprint::dynamicData in system/src/Grav/Common/Data/Blueprint.php sends an editor-controlled Class::method provider and arguments to calluserfuncarray without rejecting dangerous callback parameters. An account with admin.pages or...

CVE-2026-63408

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.0-rc.16, the Grav API plugin JwtAuthenticator::extractBearerToken accepts a JWT from the token URL query parameter on every /api/v1 route, including state-changing endpoints...

CVE-2026-62672

Grav is a file-based Web platform. Prior to 2.0.4, Grav allowlists the regexreplace filter and function in system/config/security.yaml, and GravExtension::regexReplace passes an editor-controlled pattern directly to pregreplace. When security.twigcontent.processenabled is enabled, an authenticate...

CVE-2026-62673

Grav is a file-based Web platform. Prior to 2.0.4, the Grav .htaccess and webserver-configs/htaccess.txt security rules omit the Apache NC flag and therefore compare sensitive directory and file-extension patterns case-sensitively. On a case-insensitive filesystem, an unauthenticated requester ca...

CVE-2026-62666

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.6, Grav API plugin UsersController::createApiKey, generate2fa, and disable2fa omit the accessGrantsSuper target check used by sibling user mutation endpoints. A non-super account...

CVE-2026-62668

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.6, the Grav API plugin WebhookController.php accepts webhook URLs after only FILTERVALIDATEURL syntax validation, and WebhookDispatcher.php initializes cURL without CURLOPTPROTOCO...

CVE-2026-62671

Grav Login Plugin adds login, basic ACL, and session wide messages to Grav. Prior to 3.8.11, the Grav Login plugin login.regenerate2FASecret task accepts a top-level GET request through the TaskServiceProvider task: URI parameter without requiring a login-form nonce, an Origin check, or a Referer...

CVE-2026-62669

Grav Login Plugin adds login, basic ACL, and session wide messages to Grav. Prior to 3.8.11, the Grav Login plugin login.regenerate2FASecret task checks only that the pending-session user exists rather than requiring $user-authorized. After submitting a victim's correct password, an attacker can...

CVE-2026-61842

Grav is a file-based Web platform. Prior to 2.0.2, the Grav Twig content sandbox permits grav.offsetGet'config' to return the raw configuration object and permits jsonencode, printr, yamlencode, and string filters to serialize that object without passing through...

CVE-2026-61607

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.2, the Grav API plugin POST /api/v1/media pipeline in HandlesMediaUploads::processUploadedFile validates an SVG filename extension but does not invoke Security::sanitizeSVG. An...

CVE-2026-64852 Grav API Plugin: Missing authorization on API-key generate/revoke lets any admin.login user forge keys for any account

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.8, the Grav API plugin intercepts the apiKeyGenerate and apiKeyRevoke admin tasks in user/plugins/api/api.php and authorizes the caller with only admin.login. A basic panel user c...

CVE-2026-64852

In Grav API Plugin before 1.0.8, the apiKeyGenerate/apiKeyRevoke tasks in user/plugins/api/api.php authorize callers with only admin.login, allowing a basic panel user to forge API keys for any other account and inherit its permissions (including api.super). Fixed in version 1.0.8; no in-the-wild...

EUVD-2026-62550

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.8, the Grav API plugin intercepts the apiKeyGenerate and apiKeyRevoke admin tasks in user/plugins/api/api.php and authorizes the caller with only admin.login. A basic panel user c...

CVE-2026-64852 Grav API Plugin: Missing authorization on API-key generate/revoke lets any admin.login user forge keys for any account

Grav API Plugin is a RESTful API for Grav CMS that provides full headless access to your site's content. Prior to 1.0.8, the Grav API plugin intercepts the apiKeyGenerate and apiKeyRevoke admin tasks in user/plugins/api/api.php and authorizes the caller with only admin.login. A basic panel user c...