CVE-2026-42613 Grav: Privilege Escalation via Missing Server-Side Validation of groups/access

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, the Login::register method in the Login plugin accepts attacker-controlled groups and access fields from the registration POST data without server-side validation. When registration is enabled and groups or access are included in the...

CVE-2026-42613 Grav: Privilege Escalation via Missing Server-Side Validation of groups/access

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, the Login::register method in the Login plugin accepts attacker-controlled groups and access fields from the registration POST data without server-side validation. When registration is enabled and groups or access are included in the...

CVE-2026-42613 Grav: Privilege Escalation via Missing Server-Side Validation of groups/access

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, the Login::register method in the Login plugin accepts attacker-controlled groups and access fields from the registration POST data without server-side validation. When registration is enabled and groups or access are included in the...

CVE-2026-42612 Grav: Publisher-Level Stored XSS via Unquoted Event Attributes

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a stored Cross-Site Scripting XSS vulnerability in getgrav/grav allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the detectXss function when handling unquoted HTML event attribute...

CVE-2026-42612 Grav: Publisher-Level Stored XSS via Unquoted Event Attributes

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a stored Cross-Site Scripting XSS vulnerability in getgrav/grav allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the detectXss function when handling unquoted HTML event attribute...

CVE-2026-42612 Grav: Publisher-Level Stored XSS via Unquoted Event Attributes

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a stored Cross-Site Scripting XSS vulnerability in getgrav/grav allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the detectXss function when handling unquoted HTML event attribute...

CVE-2026-42612

Grav: Publisher-level stored XSS in getgrav/grav due to a flawed blacklist in detectXss() that mishandles unquoted HTML event attributes. This allows arbitrary JavaScript execution via crafted content prior to 2.0.0-beta.2. The issue is fixed in Grav core on the 2.0 branch; upgrade to 2.0.0-beta....

CVE-2026-42611 Grav: Stored XSS via Tag Injection

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged with the ability to create a page user can cause XSS with the injection of svg element. The XSS can further be escalated to dump the entire system information available under /admin/config/info whenever a Super Admin visit...

CVE-2026-42611

Grav CVE-2026-42611 is a stored XSS in Grav Core + Admin Plugin (versions around v1.7.49.5 / v1.10.49.1) that a low-privileged user can exploit via page content to exfiltrate admin context, including the admin nonce, potentially bypass CSRF protections and enable further actions on sensitive admi...

CVE-2026-42611 Grav: Stored XSS via Tag Injection

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged with the ability to create a page user can cause XSS with the injection of svg element. The XSS can further be escalated to dump the entire system information available under /admin/config/info whenever a Super Admin visit...

CVE-2026-42611 Grav: Stored XSS via Tag Injection

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged with the ability to create a page user can cause XSS with the injection of svg element. The XSS can further be escalated to dump the entire system information available under /admin/config/info whenever a Super Admin visit...

CVE-2026-42610 Grav: Sensitive Information Disclosure via Accounts Service Bypass

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged user EX: Content Editor with only pages.update permissions can bypass the existing Twig sandbox restrictions by utilizing the grav'accounts' service. Attacker can programmatically load administrative user objects and extra...

CVE-2026-42610

Grav CMS vulnerability CVE-2026-42610: A low-privilege user can bypass Twig sandbox via grav['accounts'] to load administrative user objects and extract sensitive data (e.g., bcrypt password hashes and the security salt). This information disclosure affects Grav before 2.0.0-beta.2. The issue is ...

CVE-2026-42610 Grav: Sensitive Information Disclosure via Accounts Service Bypass

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged user EX: Content Editor with only pages.update permissions can bypass the existing Twig sandbox restrictions by utilizing the grav'accounts' service. Attacker can programmatically load administrative user objects and extra...

CVE-2026-42610 Grav: Sensitive Information Disclosure via Accounts Service Bypass

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged user EX: Content Editor with only pages.update permissions can bypass the existing Twig sandbox restrictions by utilizing the grav'accounts' service. Attacker can programmatically load administrative user objects and extra...

CVE-2026-42609 Grav: Administrative Account Disruption and Privilege De-escalation via User Overwrite Logic

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a business logic vulnerability in the Grav Admin Panel allows a low-privileged user with only user creation permissions to overwrite existing accounts, including the primary administrator. By creating a new user with a username that alread...

CVE-2026-42609 Grav: Administrative Account Disruption and Privilege De-escalation via User Overwrite Logic

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a business logic vulnerability in the Grav Admin Panel allows a low-privileged user with only user creation permissions to overwrite existing accounts, including the primary administrator. By creating a new user with a username that alread...

CVE-2026-42609 Grav: Administrative Account Disruption and Privilege De-escalation via User Overwrite Logic

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a business logic vulnerability in the Grav Admin Panel allows a low-privileged user with only user creation permissions to overwrite existing accounts, including the primary administrator. By creating a new user with a username that alread...

CVE-2026-42609

Grav CVE-2026-42609 describes a business-logic flaw in the Grav Admin Panel where a low-privileged user with admin user-creation permissions can overwrite a higher-privilege account by creating a new user with an existing username. The system incorrectly updates the existing account’s metadata an...

CVE-2026-42608 Grav: Unauthenticated Path Traversal & Arbitrary File Write in FormFlash component.

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, there is a Path Traversal vulnerability within the FormFlash core component. By manipulating the sessionid passed as form-flash-id in POST requests, an unauthenticated attacker can traverse the filesystem to create arbitrary directories an...