October CMS Has Stored XSS In Backend Editor Markup Classes

A stored cross-site scripting XSS vulnerability was identified in the Backend Editor Settings. The Markup Classes fields used for paragraph styles, inline styles, table styles, etc. did not sanitize input to valid CSS class name characters. Malicious values were rendered unsanitized in Froala...

CVE-2026-24906

October is a Content Management System CMS and web platform. Versions prior to 3.7.14 and 4.1.10 contain a Stored Cross-Site Scripting XSS vulnerability in the Backend Editor Settings. The Markup Classes fields used for paragraph styles, inline styles, table styles, etc. did not sanitize input to...

GHSA-6QMH-J78V-FFP7 October CMS has Stored XSS in Backend Editor Markup Classes

A stored cross-site scripting XSS vulnerability was identified in the Backend Editor Settings. The Markup Classes fields used for paragraph styles, inline styles, table styles, etc. did not sanitize input to valid CSS class name characters. Malicious values were rendered unsanitized in Froala...

EUVD-2026-22659

October CMS has Stored XSS in Backend Editor Markup Classes...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS in the processing of the Markup Classes fields within the backend editor settings. An attacker can execute arbitrary JavaScript code in the context of users who open a RichEditor by injecting malicious values th...

CVE-2026-24906

October is a Content Management System CMS and web platform. Versions prior to 3.7.14 and 4.1.10 contain a Stored Cross-Site Scripting XSS vulnerability in the Backend Editor Settings. The Markup Classes fields used for paragraph styles, inline styles, table styles, etc. did not sanitize input to...

CVE-2026-24906 October CMS has Stored XSS in its Backend Editor Markup Classes

October is a Content Management System CMS and web platform. Versions prior to 3.7.14 and 4.1.10 contain a Stored Cross-Site Scripting XSS vulnerability in the Backend Editor Settings. The Markup Classes fields used for paragraph styles, inline styles, table styles, etc. did not sanitize input to...

CVE-2026-24906

October is a Content Management System CMS and web platform. Versions prior to 3.7.14 and 4.1.10 contain a Stored Cross-Site Scripting XSS vulnerability in the Backend Editor Settings. The Markup Classes fields used for paragraph styles, inline styles, table styles, etc. did not sanitize input to...

PT-2026-32726

A stored cross-site scripting XSS vulnerability was identified in the Backend Editor Settings. The Markup Classes fields used for paragraph styles, inline styles, table styles, etc. did not sanitize input to valid CSS class name characters. Malicious values were rendered unsanitized in Froala...

October 跨站脚本漏洞

October is an open-source content management system CMS and online platform developed by October. Versions prior to October 3.7.14 and 4.1.10 contained a cross-site scripting vulnerability. This vulnerability stemmed from improper handling of marker class field inputs in the backend editor...

CVE-2025-61674

October is a Content Management System CMS and web platform. Prior to versions 3.7.13 and 4.0.12, a cross-site scripting XSS vulnerability was identified in October CMS backend configuration forms. A user with the Global Editor Settings permission could inject malicious HTML/JS into the styleshee...

CVE-2025-61674 October CMS Vulnerable to Stored XSS via Editor and Branding Styles

October is a Content Management System CMS and web platform. Prior to versions 3.7.13 and 4.0.12, a cross-site scripting XSS vulnerability was identified in October CMS backend configuration forms. A user with the Global Editor Settings permission could inject malicious HTML/JS into the styleshee...

CVE-2025-61674

CVE-2025-61674 concerns October CMS. An XSS vulnerability exists in backend configuration forms where a user with Global Editor Settings can inject HTML/JS into the Markup Styles stylesheet input. A crafted input can escape the context, enabling arbitrary script execution on backend pages for al...

CVE-2025-61674 October CMS Vulnerable to Stored XSS via Editor and Branding Styles

October is a Content Management System CMS and web platform. Prior to versions 3.7.13 and 4.0.12, a cross-site scripting XSS vulnerability was identified in October CMS backend configuration forms. A user with the Global Editor Settings permission could inject malicious HTML/JS into the styleshee...

CVE-2025-61674 October CMS Vulnerable to Stored XSS via Editor and Branding Styles

October is a Content Management System CMS and web platform. Prior to versions 3.7.13 and 4.0.12, a cross-site scripting XSS vulnerability was identified in October CMS backend configuration forms. A user with the Global Editor Settings permission could inject malicious HTML/JS into the styleshee...

PT-2026-1832

Name of the Vulnerable Software and Affected Versions October versions prior to 3.7.13 October versions prior to 4.0.12 Description October is a Content Management System CMS and web platform. A cross-site scripting XSS issue exists in October CMS backend configuration forms. A user possessing th...

GHSA-GXXC-M74C-F48X October CMS Vulnerable to Stored XSS via Editor and Branding Styles

A cross-site scripting XSS vulnerabilities was identified in October CMS backend configuration forms: - Editor Settings Markup Styles A user with the Global Editor Settings permission could inject malicious HTML/JS into the stylesheet input at Settings → Editor Settings → Markup Styles. A special...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the stylesheet input in the backend configuration forms. An attacker can execute arbitrary scripts in the context of other users by injecting malicious HTML or JavaScript through the editor settings. This ca...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the stylesheet input in the backend configuration forms. An attacker can execute arbitrary scripts in the context of other users by injecting malicious HTML or JavaScript through the editor settings. This ca...

October CMS Vulnerable to Stored XSS via Editor and Branding Styles

A cross-site scripting XSS vulnerabilities was identified in October CMS backend configuration forms: - Editor Settings Markup Styles A user with the Global Editor Settings permission could inject malicious HTML/JS into the stylesheet input at Settings → Editor Settings → Markup Styles. A special...