CVE-2026-8134 Concrete CMS 9.5.0 and below is vulnerable to Authenticated RCE via Composer customTemplate Path Traversal leading to PHP File Inclusion

Concrete CMS 9.5.0 and below fails to sanitize path traversal sequences in the ptComposerFormLayoutSetControlCustomTemplate field when saving page type composer form layouts. An authenticated rogue administrator with composer form editing rights can exploit this to include arbitrary readable file...

CVE-2026-8134 Concrete CMS 9.5.0 and below is vulnerable to Authenticated RCE via Composer customTemplate Path Traversal leading to PHP File Inclusion

Concrete CMS 9.5.0 and below fails to sanitize path traversal sequences in the ptComposerFormLayoutSetControlCustomTemplate field when saving page type composer form layouts. An authenticated rogue administrator with composer form editing rights can exploit this to include arbitrary readable file...

EUVD-2026-31335

Concrete CMS 9.5.0 and below fails to sanitize path traversal sequences in the ptComposerFormLayoutSetControlCustomTemplate field when saving page type composer form layouts. An authenticated rogue administrator with composer form editing rights can exploit this to include arbitrary readable file...

Umbraco.Cms: Open Redirect Vulnerability in Surface Controllers

Impact Some of the Surface Controllers in the CMS provide to support member related operations fail to validate redirect URLs, making Razor templates that derive 'RedirectUrl' from user-controlled query parameters vulnerable to malicious redirect attacks. Patches The issue is resolved in versions...

GHSA-2QJJ-H6WP-C7H7 Umbraco.Cms: Open Redirect Vulnerability in Surface Controllers

Impact Some of the Surface Controllers in the CMS provide to support member related operations fail to validate redirect URLs, making Razor templates that derive 'RedirectUrl' from user-controlled query parameters vulnerable to malicious redirect attacks. Patches The issue is resolved in versions...

PT-2026-42573

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.0.0 through 9.4.x Description Cross Site Request Forgery CSRF occurs at the 'concrete/controllers/backend/file' endpoint within the removeFavoriteFolder$id function. CSRF is a flaw that allows an attacker to induce a us...

Concrete CMS 安全漏洞

Concrete CMS is an open-source content management system designed for teams. Concrete CMS versions 9.5.0 and earlier have security vulnerabilities. These vulnerabilities stem from missing identity verification mechanisms, which could allow unauthorized access to internal site structure data...

Concrete CMS 代码问题漏洞

Concrete CMS is an open-source content management system developed by Concrete CMS. Versions of Concrete CMS 9.5.0 and earlier have code vulnerabilities. These vulnerabilities stem from the RSS Displayer block accepting arbitrary feed URLs without validation, which may lead to redirection to...

PT-2026-42585

Impact Some of the Surface Controllers in the CMS provide to support member related operations fail to validate redirect URLs, making Razor templates that derive 'RedirectUrl' from user-controlled query parameters vulnerable to malicious redirect attacks. Patches The issue is resolved in versions...

Concrete CMS 跨站请求伪造漏洞

Concrete CMS is an open-source content management system designed for teams. Versions of Concrete CMS 9.5.0 and earlier contained a cross-site request forgeing vulnerability. This vulnerability stemmed from the reverse implementation of CSRF token checks in the DeleteFile controller, which could...

Concrete CMS 跨站请求伪造漏洞

Concrete CMS is an open-source content management system developed by Concrete CMS. Versions prior to Concrete CMS 9.5.0 had a cross-site request forgeing vulnerability, which was exploited through the concrete/controllers/dialog/event/duplicate module...

Concrete CMS 安全漏洞

Concrete CMS is an open-source content management system designed for teams. Concrete CMS versions 9.5.0 and earlier have a security vulnerability that stems from an authorization bypass in the calendar event front-end dialog box. This vulnerability could lead to cross-calendar data leaks...

Concrete CMS 访问控制错误漏洞

Concrete CMS is an open-source content management system developed by Concrete CMS. Versions of Concrete CMS 9.5.0 and earlier contained a access control vulnerability caused by unvalidated page metadata exposure. This vulnerability could lead to the disclosure of titles, paths, descriptions, and...

PT-2026-42570

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.0.0 through 9.4.x Description Cross Site Request Forgery CSRF occurs at the 'concrete/controllers/dialog/event/duplicate' endpoint. CSRF is a flaw that allows an attacker to trick a victim into performing actions they d...

PT-2026-42575

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.0.0 through 9.4.x Description Cross Site Request Forgery CSRF occurs at the 'concrete/controllers/backend/file' endpoint within the rescan function. CSRF is a type of attack that tricks a victim into submitting a...

Concrete CMS 跨站请求伪造漏洞

Concrete CMS is an open-source content management system designed for teams. Versions of Concrete CMS prior to 9.5.0 had a cross-site request forgeing vulnerability. This vulnerability stems from the function concrete/controllers/backend/file addFavoriteFolder$id, which is vulnerable to cross-sit...

PT-2026-42571

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.0.0 through 9.4.x Description Cross Site Request Forgery CSRF occurs at the 'concrete/controllers/dialog/express/association/reorder' endpoint. CSRF is a type of attack that tricks a victim into submitting a malicious...

PT-2026-42568

Name of the Vulnerable Software and Affected Versions Concrete CMS versions prior to 9.5.0 Description Cross Site Request Forgery CSRF is possible at the 'concrete/controllers/dialog/page/bulk/cache' endpoint. CSRF is a type of attack that tricks a victim into submitting a malicious request. It...

PT-2026-42566

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.0.0 through 9.4.9 Description Concrete CMS is subject to Cross Site Request Forgery CSRF, a flaw where an attacker tricks a logged-in user into executing unwanted actions. This issue occurs at the...

PT-2026-42547

Concrete CMS 9.5.0 and below contains a CSRF vulnerability in the install package method of concrete/controllers/single page/dashboard/extend/install.php. An attacker who can cause an authenticated administrator to visit a crafted page, and who has placed or caused a package to be present under...