Grav is vulnerable to Cross-Site Scripting (XSS) Reflected endpoint /admin/pages/[page], parameter data[header][content][items], located in the "Blog Config" tab

Summary A Reflected Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This vulnerability allows attackers to inject malicious scripts into the dataheadercontentitems parameter. --- Details Vulnerable Endpoint: GET /admin/pages/page...

GHSA-V8X2-FJV7-8HJH Grav has Broken Access Control which allows an Editor to modify the page's YAML Frontmatter to alter form processing actions

Summary Due to a broken access control vulnerability in the /admin/pages/pagename endpoint, an editor user with full permissions to pages can change the functionality of a form after submission. Details Due to improper authorization checks when modifying critical fields on a POST request to...

CVE-2025-66311

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Stored Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66309

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Reflected Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66301

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, due to improper authorization checks when modifying critical fields on a POST request to /admin/pages/pagename, an editor with only permissions to change basic content on the form is now able to change the functioning of the form through...

CVE-2025-66311 Grav vulnerable to Cross-Site Scripting (XSS) Stored endpoint `/admin/pages/[page]` in Multiples parameters

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Stored Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66311 Grav vulnerable to Cross-Site Scripting (XSS) Stored endpoint `/admin/pages/[page]` in Multiples parameters

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Stored Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66311

CVE-2025-66311 refers to a Stored XSS vulnerability in Grav’s admin interface. The issue is in the "/admin/pages/[page]" endpoint where un sanitized input could be injected into data[header][metadata], data[header][taxonomy][category], and data[header][taxonomy][tag], with payloads stored in page...

CVE-2025-66310 Grav vulnerable to Cross-Site Scripting (XSS) Stored endpoint `/admin/pages/[page]` parameter `data[header][template]` in Advanced Tab

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Stored Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66310 Grav vulnerable to Cross-Site Scripting (XSS) Stored endpoint `/admin/pages/[page]` parameter `data[header][template]` in Advanced Tab

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Stored Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66310 Grav vulnerable to Cross-Site Scripting (XSS) Stored endpoint `/admin/pages/[page]` parameter `data[header][template]` in Advanced Tab

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Stored Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66310

Grav’s admin plugin suffers a Stored XSS in the /admin/pages/[page] endpoint via data[header][template] stored in page frontmatter. Impact is execution of scripts when rendering content in admin or frontend views. Fix available in Grav 1.11.0-beta.1. No exploitation details are provided beyond th...

CVE-2025-66309 Grav vulnerable to Cross-Site Scripting (XSS) Reflected endpoint /admin/pages/[page], parameter data[header][content][items], located in the "Blog Config" tab

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Reflected Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66309 Grav vulnerable to Cross-Site Scripting (XSS) Reflected endpoint /admin/pages/[page], parameter data[header][content][items], located in the "Blog Config" tab

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Reflected Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

CVE-2025-66309

Grav admin plugin (admin/pages/[page]) is affected by a Reflected XSS in the data[header][content][items] parameter of GET /admin/pages/[page]. The issue stems from insufficient input validation/sanitization and is fixed in Grav 1.11.0-beta.1. Multiple sources describe the vulnerability and inclu...

CVE-2025-66309 Grav vulnerable to Cross-Site Scripting (XSS) Reflected endpoint /admin/pages/[page], parameter data[header][content][items], located in the "Blog Config" tab

This admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.11.0-beta.1, a Reflected Cross-Site Scripting XSS vulnerability was identified in the /admin/pages/page endpoint of the Grav application. This...

Improper Authorization

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Improper Authorization via improper authorization checks in the process section of the YAML frontmatter during POST requests to...

CVE-2025-66301 Grav ihas Broken Access Control which allows an Editor to modify the page's YAML Frontmatter to alter form processing actions

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, due to improper authorization checks when modifying critical fields on a POST request to /admin/pages/pagename, an editor with only permissions to change basic content on the form is now able to change the functioning of the form through...

CVE-2025-66301 Grav ihas Broken Access Control which allows an Editor to modify the page's YAML Frontmatter to alter form processing actions

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, due to improper authorization checks when modifying critical fields on a POST request to /admin/pages/pagename, an editor with only permissions to change basic content on the form is now able to change the functioning of the form through...

PT-2025-48569

Name of the Vulnerable Software and Affected Versions Grav versions prior to 1.11.0-beta.1 Description The Grav admin plugin, an HTML user interface for configuring Grav and managing pages, contains a Stored Cross-Site Scripting XSS issue. An attacker can inject malicious scripts into the...