CVE-2026-70650 GetSimple CMS: Authenticated Stored XSS in backup viewer (backup-edit.php) via output decoding of page meta fields and content

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In versions 3.3.22 and prior, an authenticated stored Cross-Site Scripting XSS vulnerability exists in the page backup viewer admin/backup-edit.php. Page fields are correctly HTML-encoded...

CVE-2026-70650 GetSimple CMS: Authenticated Stored XSS in backup viewer (backup-edit.php) via output decoding of page meta fields and content

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In versions 3.3.22 and prior, an authenticated stored Cross-Site Scripting XSS vulnerability exists in the page backup viewer admin/backup-edit.php. Page fields are correctly HTML-encoded...

CVE-2026-70650 GetSimple CMS: Authenticated Stored XSS in backup viewer (backup-edit.php) via output decoding of page meta fields and content

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In versions 3.3.22 and prior, an authenticated stored Cross-Site Scripting XSS vulnerability exists in the page backup viewer admin/backup-edit.php. Page fields are correctly HTML-encoded...

CVE-2026-70650

In GetSimple CMS CE versions 3.3.22 and prior , an authenticated stored Cross-Site Scripting (XSS) vulnerability exists in the page backup viewer (admin/backup-edit.php ). While page fields are correctly HTML-encoded during the save process, the backup viewer utilizes htmldecode() or strip_decode...

EUVD-2026-91019

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In versions 3.3.22 and prior, an authenticated stored Cross-Site Scripting XSS vulnerability exists in the page backup viewer admin/backup-edit.php. Page fields are correctly HTML-encoded...

CVE-2026-56662 GetSimple CMS: Missing CSRF protection in UpdateCE allows forging a privileged server-side update request

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the UpdateCE update form contained no anti-CSRF token, and the POST handler performed no token or request-origin verification. A remote attacker can host a page that...

CVE-2026-56662 GetSimple CMS: Missing CSRF protection in UpdateCE allows forging a privileged server-side update request

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the UpdateCE update form contained no anti-CSRF token, and the POST handler performed no token or request-origin verification. A remote attacker can host a page that...

CVE-2026-56662

GetSimple CMS CE versions prior to 1.5 are vulnerable to a Cross-Site Request Forgery (CSRF) attack due to a lack of anti-CSRF tokens and missing request-origin verification in the UpdateCE update form. A remote attacker can trick an authenticated administrator into visiting a malicious page that...

EUVD-2026-91018

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the UpdateCE update form contained no anti-CSRF token, and the POST handler performed no token or request-origin verification. A remote attacker can host a page that...

CVE-2026-56661

The GetSimple CMS CE community edition, prior to version 1.5 , is vulnerable to a Server-Side Request Forgery (SSRF) in its update handler. The application uses file_get_contents() to fetch a user-supplied URL, performing only basic format validation via FILTER_VALIDATE_URL without verifying the ...

CVE-2026-56661 GetSimple CMS: Server-Side Request Forgery in the UpdateCE update endpoint

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the update handler fetches a user-supplied URL with filegetcontents after only format validation FILTERVALIDATEURL — there is no validation of the request destination...

CVE-2026-56661 GetSimple CMS: Server-Side Request Forgery in the UpdateCE update endpoint

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the update handler fetches a user-supplied URL with filegetcontents after only format validation FILTERVALIDATEURL — there is no validation of the request destination...

EUVD-2026-91017

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the update handler fetches a user-supplied URL with filegetcontents after only format validation FILTERVALIDATEURL — there is no validation of the request destination...

CVE-2026-56660

The GetSimple CMS CE community edition (prior to version 1.5 ) is vulnerable to remote code execution (RCE) due to a flaw in the update handler located in UpdateCE.php . The application downloads and extracts ZIP archives into the web root without validating file types or extraction paths. This a...

CVE-2026-56660 GetSimple CMS: CSRF, SSRF, and Unrestricted Zip Extraction

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the update handler in UpdateCE.php downloads a ZIP archive and extracts its contents into the web root without validating file types or extraction paths. Because PHP...

CVE-2026-56660 GetSimple CMS: CSRF, SSRF, and Unrestricted Zip Extraction

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the update handler in UpdateCE.php downloads a ZIP archive and extracts its contents into the web root without validating file types or extraction paths. Because PHP...

EUVD-2026-91016

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. Prior to version 1.5, the update handler in UpdateCE.php downloads a ZIP archive and extracts its contents into the web root without validating file types or extraction paths. Because PHP...

CVE-2026-53953

In GetSimple CMS CE version 3.3.22 , the password reset endpoint is accessible without authentication. When a reset request is submitted for an existing user, the application generates a temporary password using PHP rand() seeded with microtime() . Because this seed is time-based and has a limite...

CVE-2026-53953 GetSimple CMS: Predictable Password Reset Password Allows Administrator Account Takeover

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In version 3.3.22, the password reset endpoint can be accessed without authentication. When a reset request is submitted for an existing user, the application generates a new temporary...

CVE-2026-53953 GetSimple CMS: Predictable Password Reset Password Allows Administrator Account Takeover

GetSimple CMS is a content management system CMS, and GetSimple CMS CE is the community edition of that CMS. In version 3.3.22, the password reset endpoint can be accessed without authentication. When a reset request is submitted for an existing user, the application generates a new temporary...