CVE-2021-32648

CVE-2021-32648 Patch your code for October CMS Auth Bypass CVE-2021-32648 Instructions 1. Open the file vendor/october/rain/src/Auth/Models/User.php 2. Perform the patch found in these diff notes 3. Save the file Overview You are converting a loose comparison to a strict comparison by replacing t...

CVE-2026-22692

CVE-2026-22692: Critical Twig Sandbox Bypass via collect-mapInto allowing RCE/LFI/XXE October CMS Overview Field| Details ---|--- CVE ID| CVE-2026-22692 Severity| Moderate CVSS:3.1 4.9 Advisory| GHSA-m5qg-jc75-4jp6 Affected Product| October CMS RCE, LFI, XXE Discovered by| Lukasz Rybak CWE...

CVE-2023-43876-October-CMS-Reflected-XSS---Installation

October CMS Reflected XSS v3.4.16 Author: Sergio Description: Cross-Site Scripting XSS vulnerabilitiy in installation of October v.3.4.16 allows a local attacker to execute arbitrary web scripts via a crafted payload injected into the dbhost field. Attack Vectors: A vulnerability in the...

CVE-2026-101005

A vulnerability was detected in October CMS up to 4.3.4. This affects the function validateExternalImageHost of the file System/Classes/ResizeImages.php of the component SSRF Protection. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is n...

CVE-2026-101005 October CMS SSRF Protection ResizeImages.php validateExternalImageHost server-side request forgery

A vulnerability was detected in October CMS up to 4.3.4. This affects the function validateExternalImageHost of the file System/Classes/ResizeImages.php of the component SSRF Protection. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is n...

EUVD-2026-88093

A vulnerability was detected in October CMS up to 4.3.4. This affects the function validateExternalImageHost of the file System/Classes/ResizeImages.php of the component SSRF Protection. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is n...

CVE-2026-101005 October CMS SSRF Protection ResizeImages.php validateExternalImageHost server-side request forgery

A vulnerability was detected in October CMS up to 4.3.4. This affects the function validateExternalImageHost of the file System/Classes/ResizeImages.php of the component SSRF Protection. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is n...

CVE-2026-101005 October CMS SSRF Protection ResizeImages.php validateExternalImageHost server-side request forgery

A vulnerability was detected in October CMS up to 4.3.4. This affects the function validateExternalImageHost of the file System/Classes/ResizeImages.php of the component SSRF Protection. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is n...

CVE-2026-101005

A server-side request forgery (SSRF) vulnerability exists in October CMS versions up to 4.3.4 . The flaw is located in the validateExternalImageHost function within the System/Classes/ResizeImages.php file of the SSRF Protection component. An unauthenticated remote attacker can exploit this vulne...

PT-2026-99770

Name of the Vulnerable Software and Affected Versions October CMS versions prior to 4.3.5 Description A server-side request forgery SSRF issue exists in the SSRF Protection component. The flaw is located within the validateExternalImageHost function of the System/Classes/ResizeImages.php file,...

CVE-2026-101005: Server-Side Request Forgery (SSRF)

A vulnerability was detected in October CMS up to 4.3.4. This affects the function validateExternalImageHost of the file System/Classes/ResizeImages.php of the component SSRF Protection. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is n...

The vulnerability of Twig CMS’ security policy, October CMS, allows a hacker to gain unauthorized access to protected information.

The vulnerability of Twig CMS’ security system, October CMS, is related to insecure management of privileges. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information...

The vulnerability of the unserialize() function in the SessionMaker CMS system, October CMS, allows a hacker to execute arbitrary code.

The vulnerability of the unserialize function in the SessionMaker CMS system, October CMS, is related to deficiencies in the deserialization mechanism. Exploiting this vulnerability could allow an attacker to execute arbitrary code...

CVE-2026-49400

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...

CVE-2026-46696

October System provides the system module for October Content Management System. Versions prior to 3.7.17 and 4.2.21 have a vulnerability in the Twig sandbox security policy that allowed a chained bypass when cms.safemode is enabled. The Laravel session store was exposed to Twig with unrestricted...

October CMS: Incomplete Scheme Validation in Image Resizer

The image resizer classified external sources by testing whether the source string began with the substring http, and the string-source branch in ResizeImageItem::fromObject accepted any value containing :// as a URL. As a result, non-https PHP stream wrappers such as phar://, file:// and ftp://...

GHSA-2XMM-M4WV-3FJH October CMS: Incomplete Scheme Validation in Image Resizer

The image resizer classified external sources by testing whether the source string began with the substring http, and the string-source branch in ResizeImageItem::fromObject accepted any value containing :// as a URL. As a result, non-https PHP stream wrappers such as phar://, file:// and ftp://...

EUVD-2026-77682

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...

CVE-2026-49400

October CMS (System module) prior to v3.7.17 and v4.2.21 is affected by a PHP object injection vulnerability in the backend SessionMaker trait, which stored widget session state as base64(serialize(...)) and deserialized it with unserialize() without an allowed_classes restriction. Exploitation r...

CVE-2026-49400 October CMS: PHP Object Injection via Backend Widget Session Storage

October System provides the system module for October Content Management System. Prior to versions 3.7.17 and 4.2.21, the backend SessionMaker trait stored widget session state as base64serialize... and consumed it with unserialize without an allowedclasses restriction. Any code path that could...