CVE-2026-53654 Grav: Unauthenticated open redirect via login twofa_cancel _redirect

Grav is a file-based Web platform. Prior to 3.8.5, the Login plugin twofacancel task accepts a client-controlled redirect field without a nonce and allows an unauthenticated request to set an external http, https, or protocol-relative Location target. Controller::execute applies the field when...

PT-2026-78482

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...

PT-2026-78514

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-2026-75834

Grav before 2.0.14 contains a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. All XSS detection patterns use the PCRE /u UTF-8 modifier, so a single invalid UTF-8 byte anywhere in page content causes pregmatch to return false for...

CVE-2026-75832

The Grav API plugin getgrav/grav-plugin-api, bundled with Grav 2.0 before version 1.0.14 fixed in 1.0.15 contains a missing authorization vulnerability in BlueprintPathResolver::resolveUserScope. The method gates the users/ scope on the account's raw super-admin ACL flag access.api.super instead ...

CVE-2026-75831

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the audio and video media rendering through the sourceParsedownElement method. The media URL fragment is concatenated unescaped into rawHtml source elements, allowing attackers to inject arbitrary HTML and JavaScript that...

CVE-2026-75835

Grav API plugin getgrav/grav-plugin-api before 1.0.14 contains a missing authorization vulnerability in userPassesAuthorize AbstractApiController.php. The function fails to consult the calling request's API key scopes, relying instead on the account's raw super-admin flag and ACL grants. As a...

CVE-2026-75836

The Grav API plugin getgrav/grav-plugin-api, bundled with Grav's admin-next/API stack before 1.0.14 fails to enforce the authorize requirement in MenubarController::executeAction. While the GET /menubar/items listing endpoint correctly filters menubar items via userPassesAuthorize, the POST...

CVE-2026-75833

The Grav API plugin getgrav/grav-plugin-api, bundled with Grav 2.0's admin-next/API stack before version 1.0.14 contains an open redirect weakness in SsoController::sanitizeReturnTo. The function rejects a literal '//' prefix but does not account for browsers normalizing backslashes to slashes in...

CVE-2026-75837

Grav before 2.0.14 fails to guard the access field in the core group blueprint with the required security@: admin.super restriction. A delegated admin.users operator can save a group with accessadminsuper=true to escalate to super-admin, gaining scheduler and Twig evaluation capabilities...

CVE-2026-75830

grav-plugin-api getgrav/grav-plugin-api versions = 1.0.0-beta.10 and = 1.0.14 contain a path traversal vulnerability in the PagesController::batchCopy method. An incomplete fix for GHSA-qjq4-jp55-4mx2 left the user-controlled 'suffix' parameter via POST /api/v1/pages/batch unvalidated. An...

CVE-2026-75827

Grav before 2.0.15 contains an arbitrary file write vulnerability in the Blueprint dynamic-data bare-function validation that uses an incomplete denylist instead of a positive allowlist. Attackers with page-edit or blueprint-config access can invoke the errorlog function through a data directive ...

CVE-2026-75828

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the detectXss function where unpaired quotes in unquoted attribute values bypass event-handler detection. Authenticated editors can inject event handlers like onerror= that pass validation and execute in visitor browsers...

CVE-2026-75829

grav-plugin-api versions before 1.0.15 fail to validate Twig content in the translate endpoint, allowing attackers with api.pages.write permission to persist pages with process.twig enabled. Attackers can submit crafted header and content parameters to execute server-side template injection...

CVE-2026-74908

Grav plugin-api before 1.0.15 contains a script injection vulnerability where the SVG sanitizer only checks for the exact extension 'svg', allowing .svgz and .xhtml files to bypass sanitization and be stored unsanitized. Attackers with api.media.write permission can upload files containing...

CVE-2026-75107

Grav Form Plugin before 9.1.19 fails to escape field-definition properties including prepend, append, spacer text, section text, and select option labels in form templates. Attackers with form authoring privileges can inject arbitrary HTML and JavaScript that executes for all form visitors throug...

CVE-2026-74907

Grav before 2.0.15 contains a path traversal vulnerability in the static asset server within index.php that uses string prefix matching instead of directory-boundary validation. Unauthenticated attackers can access files in sibling directories by exploiting directory names that extend the base pa...

CVE-2026-75837 Grav before 2.0.14 Privilege Escalation via Group Access Field

Grav before 2.0.14 fails to guard the access field in the core group blueprint with the required security@: admin.super restriction. A delegated admin.users operator can save a group with accessadminsuper=true to escalate to super-admin, gaining scheduler and Twig evaluation capabilities...

EUVD-2026-60601

Grav before 2.0.14 fails to guard the access field in the core group blueprint with the required security@: admin.super restriction. A delegated admin.users operator can save a group with accessadminsuper=true to escalate to super-admin, gaining scheduler and Twig evaluation capabilities...

CVE-2026-75837

Grav CMS before 2.0.14 lacks a security@: admin.super guard on the group blueprint access field. A delegated admin.users operator can save access[admin][super]=true to escalate to super-admin, gaining scheduler and Twig evaluation capabilities. CISA classifies it as total impact; no public exploi...