CVE-2026-42841

Grav CMS stores image attributes via Markdown media action parameters. Before 2.0.0-beta.2, an authenticated page editor could inject a JavaScript event handler by calling attribute(name, value) through image query parameters (e.g., ?attribute=onload,alert(...)). The attack results in a stored XS...

CVE-2026-42841 Grav: Stored XSS via Markdown media attribute() action in Grav CMS

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, an authenticated user with page editing permissions can inject an executable JavaScript event-handler attribute into rendered image HTML through Grav's Markdown media action syntax. The issue is caused by Markdown image query parameters...

Server-Side Request Forgery (SSRF)

Grav is vulnerable to Server-Side Request Forgery SSRF. The vulnerability is due to unsafe processing of Twig templates with undefined PHP function registration enabled, which allows an attacker to trigger unauthorized server-side requests...

Grav 安全漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained security vulnerabilities. These vulnerabilities...

Grav 路径遍历漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained a path traversal vulnerability. This vulnerabili...

Grav CMS 安全漏洞

Grav CMS is an open-source file-based content management system developed by Grav. Versions of Grav CMS prior to 9.1.0 contained security vulnerabilities. These vulnerabilities stemmed from the lack of path stripping during file uploads and the failure to strictly prevent the extension of page...

Grav 输入验证错误漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Prior to Grav 2.0.0-beta.2, there was a vulnerability related to input validation errors. This...

Grav CMS 安全漏洞

Grav CMS is an open-source file-based content management system developed by Grav. Versions of Grav CMS prior to 1.0.0-beta.15 contained security vulnerabilities. These vulnerabilities were caused by insecure direct object references and logical flaws, which could allow authenticated users to...

Grav 安全漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained security vulnerabilities. These vulnerabilities...

Grav 跨站脚本漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained a cross-site scripting vulnerability. This...

Grav 跨站脚本漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Prior to Grav 9.1.0, there was a cross-site scripting vulnerability. This vulnerability stemmed...

Grav 跨站脚本漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained a cross-site scripting vulnerability. This...

Grav-Plugin-Admin 跨站脚本漏洞

Grav-Plugin-Admin is an administrative plugin developed by Grav, an open-source project. It is used to configure Grav pages. Versions of Grav-Plugin-Admin prior to 1.10.49.5 contained a cross-site scripting vulnerability. This vulnerability stemmed from improper validation and cleaning of the...

Grav 跨站脚本漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained a cross-site scripting vulnerability. This...

Grav 代码注入漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained a code injection vulnerability. This vulnerabili...

Grav 信息泄露漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-rc.2 contained an information leakage vulnerability. This...

PT-2026-39647

Name of the Vulnerable Software and Affected Versions Grav versions prior to 2.0.0-rc.2 Description The Twig sandbox allow-list permits any user with the admin.pages role to call the config.toArray function from within a page body. This action dumps the entire merged site configuration into the...

Grav: Stored XSS via page title (data[header][title]) in admin panel

Summary A Stored 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 dataheadertitle parameter. --- Details Vulnerable Endpoint: GET /admin/pages/page Parameter:...

GHSA-FMG2-F5R9-24QC Grav: Stored XSS via page title (data[header][title]) in admin panel

Summary A Stored 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 dataheadertitle parameter. --- Details Vulnerable Endpoint: GET /admin/pages/page Parameter:...

PT-2026-39296

Name of the Vulnerable Software and Affected Versions grav-plugin-admin versions prior to 1.10.49.5 Description The application fails to properly validate and sanitize user input in the dataheadertitle parameter. This allows attackers to craft a malicious URL containing a Cross-Site Scripting XSS...