CVE-2026-42842 grav-plugin-form: XSS via Taxonomy Field Values in Admin Panel

The form plugin for Grav adds the ability to create and use forms. Prior to 9.1.0, a Stored Cross-Site Scripting XSS vulnerability exists in the Grav CMS Form plugin's select field template. Taxonomy tag and category values are rendered with the Twig |raw filter in the admin panel, bypassing the...

CVE-2026-42613

Grav’s Login plugin vulnerability CVE-2026-42613 arises from missing server-side validation of attacker-controlled groups and access fields in the registration flow. Prior to 2.0.0-beta.2, if registration is enabled and groups or access are allowed in the configured fields, an unauthenticated use...

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-2026-42611 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-2026-42611

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-2026-42610 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-2026-42607 Grav: Remote Code Execution (RCE) via Malicious Plugin ZIP Upload in Direct Install Feature

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, an authenticated user with administrative privileges can achieve Remote Code Execution RCE by uploading a specially crafted ZIP file through the "Direct Install" tool. While the system attempts to block direct .php file uploads, it fails t...

CVE-2026-42607

CVE-2026-42607 (Grav) : An authenticated admin can achieve Remote Code Execution by uploading a malicious ZIP via the Direct Install tool. The ZIP contents are not inspected before extraction, allowing arbitrary PHP execution or dropping a web shell. This affects Grav’s Admin plugin and the Grav ...

CVE-2026-42607 Grav: Remote Code Execution (RCE) via Malicious Plugin ZIP Upload in Direct Install Feature

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, an authenticated user with administrative privileges can achieve Remote Code Execution RCE by uploading a specially crafted ZIP file through the "Direct Install" tool. While the system attempts to block direct .php file uploads, it fails t...

CVE-2026-44199

Summary (CVE-2026-44199) Wagtail (Django-based CMS) before versions 7.0.7, 7.3.2, and 7.4 contains a permission bug in form submissions. A CMS user with limited access to form pages can delete submissions on pages they should not access by crafting a delete submission request for pages they can a...

GHSA-HMJQ-CRXP-7RJW Open WebUI has inconsistent authorization controls within memories API

Summary Authorization controls surrounding the memories API were inconsistent, resulting in the ability of a standard user to delete, restore, and view the contents of other users' memories. Details Using a newly created non-admin user with no existing memories, it is possible to view existing...