CMSimple 3.1 - Local File Inclusion

CMSimple 3.1 is susceptible to local file inclusion via cmsimple/cms.php when registerglobals is enabled which allows remote attackers to include and execute arbitrary local files via a .. dot dot in the sl parameter to index.php. NOTE: this can be leveraged for remote file execution by including...

CVE-2026-88418

CMSimple 5.24 ships with CSRF protection disabled by default, which turns csrfProtection into a no-op on every state-changing admin request, and it does not send the csrftoken hidden field in admin forms. Because administrator authentication is cookie-only and no CSRF token is enforced, an...

EUVD-2026-84857

CMSimple 5.24 ships with CSRF protection disabled by default, which turns csrfProtection into a no-op on every state-changing admin request, and it does not send the csrftoken hidden field in admin forms. Because administrator authentication is cookie-only and no CSRF token is enforced, an...

CVE-2026-88418

CMSimple 5.24 ships with CSRF protection disabled by default, which turns csrfProtection into a no-op on every state-changing admin request, and it does not send the csrftoken hidden field in admin forms. Because administrator authentication is cookie-only and no CSRF token is enforced, an...

PT-2026-97032

Name of the Vulnerable Software and Affected Versions CMSimple version 5.24 Description CSRF protection is disabled by default, rendering the csrfProtection function ineffective for state-changing admin requests and omitting the csrf token hidden field in admin forms. Since administrator...

CVE-2026-88418

CMSimple 5.24 ships with CSRF protection disabled by default, which turns csrfProtection into a no-op on every state-changing admin request, and it does not send the csrftoken hidden field in admin forms. Because administrator authentication is cookie-only and no CSRF token is enforced, an...

CVE-2026-88418: Cross-Site Request Forgery (CSRF)

CMSimple 5.24 ships with CSRF protection disabled by default, which turns csrfProtection into a no-op on every state-changing admin request, and it does not send the csrftoken hidden field in admin forms. Because administrator authentication is cookie-only and no CSRF token is enforced, an...

CVE-2026-88418

CMSimple 5.24 is vulnerable to persistent remote code execution because it ships with CSRF protection disabled by default. This flaw causes csrfProtection() to become a no-op on state-changing admin requests and omits the csrf_token hidden field in admin forms. An unauthenticated attacker can tri...

CVE-2026-78834

A code execution vulnerability exists in CMSimple 5.22 in the CoAuthors plugin. An authenticated low-privileged user who can modify page content and provide controlled imported content can trigger server-side execution by referencing crafted external or uploaded text content through the affected...

EUVD-2026-74265

A code execution vulnerability exists in CMSimple 5.22 in the CoAuthors plugin. An authenticated low-privileged user who can modify page content and provide controlled imported content can trigger server-side execution by referencing crafted external or uploaded text content through the affected...

CVE-2026-78834: Improper Control of Generation of Code

A code execution vulnerability exists in CMSimple 5.22 in the CoAuthors plugin. An authenticated low-privileged user who can modify page content and provide controlled imported content can trigger server-side execution by referencing crafted external or uploaded text content through the affected...

PT-2026-88443

A code execution vulnerability exists in CMSimple 5.22 in the CoAuthors plugin. An authenticated low-privileged user who can modify page content and provide controlled imported content can trigger server-side execution by referencing crafted external or uploaded text content through the affected...

CVE-2026-78834

A code execution vulnerability exists in CMSimple 5.22 in the CoAuthors plugin. An authenticated low-privileged user who can modify page content and provide controlled imported content can trigger server-side execution by referencing crafted external or uploaded text content through the affected...

CVE-2026-78834

A code execution vulnerability exists in CMSimple 5.22 in the CoAuthors plugin. An authenticated low-privileged user who can modify page content and provide controlled imported content can trigger server-side execution by referencing crafted external or uploaded text content through the affected...

CVE-2026-78834

A code execution vulnerability exists in CMSimple 5.22 within the CoAuthors plugin . An authenticated low-privileged user who possesses the ability to modify page content and provide controlled imported content can trigger server-side execution . This is achieved by referencing crafted external o...

CMSimple cross-site scripting vulnerability (CNVD-2026-0082457)

CMSimple is a free content management system. CMSimple suffers from a cross-site scripting vulnerability that stems from the Filebrowser external input field not properly filtering or encoding user-supplied content for output. An attacker can exploit the vulnerability by constructing malicious...

CMSimple File Inclusion Vulnerability

CMSimple is a free content management system. CMSimple suffers from a file inclusion vulnerability that stems from improper handling of template/function include paths, which allows the application to include local files without securely restricting and validating the file paths. An attacker can...

CMSimple Cross-Site Scripting Vulnerability

CMSimple is a free content management system. CMSimple suffers from a cross-site scripting vulnerability that stems from the application not effectively filtering or neutralizing HTML Unicode encoding when processing user input. An attacker could use this vulnerability to execute arbitrary...

CVE-2021-47732

CMSimple 5.2 contains a stored cross-site scripting vulnerability in the Filebrowser External input field that allows attackers to inject malicious JavaScript. Attackers can place unfiltered JavaScript code that executes when users click on Page or Files tabs, enabling persistent script injection...

CVE-2021-47733

CMSimple 5.4 contains a cross-site scripting vulnerability that allows attackers to bypass input filtering by using HTML to Unicode encoding. Attackers can inject malicious scripts by encoding payloads like '-alert1// and execute arbitrary JavaScript when victims interact with delete buttons...