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-2026-75830

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-2026-75829

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-2026-74907

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-2026-75107

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-2026-75837 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...

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...

CVE-2026-75836 Grav API Plugin before 1.0.14 Missing Authorization

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-2026-75836

The Grav API plugin before 1.0.14 omits the authorize check in MenubarController::executeAction(), so any authenticated caller with api.access can invoke privileged menubar actions via POST /api/v1/menubar/actions/{plugin}/{action}, bypassing plugin-level authorization. No in-the-wild exploitatio...

EUVD-2026-60600

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-2026-75834 Grav before 2.0.14 Stored XSS via Invalid UTF-8 Byte

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-2026-75835 Grav API Plugin before 1.0.14 Missing Authorization

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...

EUVD-2026-60599

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-2026-75835

The Grav API plugin (getgrav/grav-plugin-api) before 1.0.14 has a missing authorization flaw in userPassesAuthorize() (AbstractApiController.php): it checks the account's raw super-admin flag and ACL grants instead of the calling request's API key scopes. An authenticated attacker with a scoped A...

CVE-2026-75834

Grav CMS 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 preg_match() to retu...

EUVD-2026-60598

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-2026-75834 Grav before 2.0.14 Stored XSS via Invalid UTF-8 Byte

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...