CI4MS has stored XSS in Pages Content Due to Missing html_purify Sanitization

Summary The Pages module does not apply the htmlpurify validation rule to content fields during create and update operations, while the Blog module does. Page content is stored unsanitized in the database and rendered as raw HTML on the public frontend via echo $pageInfo-content. An authenticated...

GHSA-7CM9-V848-CFH2 CI4MS has stored XSS via Unescaped Blacklist Note in Admin User List

Summary The blacklist ban note parameter in UserController::ajaxblackListpost is stored in the database without sanitization and rendered into an HTML data-note attribute without escaping. An admin with blacklist privileges can inject arbitrary JavaScript that executes in the browser of any other...

CI4MS has stored XSS via srcdoc attribute bypass in Google Maps iframe setting

Summary The Google Maps iframe setting cMap field in compInfosPost sanitizes input using striptags with an allowlist and regex-based removal of on\w+ event handlers. However, the srcdoc attribute is not an event handler and passes all filters. An attacker with admin settings access can inject an...

GHSA-X3HR-CP7X-44R2 CI4MS has stored XSS via srcdoc attribute bypass in Google Maps iframe setting

Summary The Google Maps iframe setting cMap field in compInfosPost sanitizes input using striptags with an allowlist and regex-based removal of on\w+ event handlers. However, the srcdoc attribute is not an event handler and passes all filters. An attacker with admin settings access can inject an...

EUVD-2026-20511

A Server-Side Request Forgery SSRF vulnerability exists in the Print Format functionality of ERPNext v16.0.1 and Frappe Framework v16.1.1, where user-supplied HTML is insufficiently sanitized before being rendered into PDF. When generating PDFs from user-controlled HTML content, the application...

EUVD-2024-33396

The Premium Packages – Sell Digital Products Securely plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's wpdmpppaylink shortcode in all versions up to, and including, 5.9.3 due to insufficient input sanitization and output escaping on user supplied attributes. This...

EUVD-2024-50273

The Product Designer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 1.0.35 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and...

EUVD-2024-33814

The Include Mastodon Feed plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'include-mastodon-feed' shortcode in all versions up to, and including, 1.9.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible...

EUVD-2024-33809

The salavat counter Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'page' parameter in all versions up to, and including, 0.9.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary...

EUVD-2024-46646

The Gallery Blocks with Lightbox. Image Gallery, HTML5 video , YouTube, Vimeo Video Gallery and Lightbox for native gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘galleryID’ and 'className' parameters in all versions up to, and including, 3.2.1 due to...

EUVD-2024-46946

The Infinite theme for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘projecturl’ parameter in all versions up to, and including, 1.1.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access an...

EUVD-2024-46939

The Silesia theme for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘link’ attribute within the theme's Button shortcode in all versions up to, and including, 1.0.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, wit...

CVE-2026-35169

CVE-2026-35169 – LORIS help_editor XSS risk Affected software: LORIS (Longitudinal Online Research and Imaging System) self-hosted web application. Vulnerability: The help_editor module failed to properly sanitize certain user-supplied variables, enabling a reflected cross-site scripting (XSS) at...

EUVD-2026-20574

LORIS Longitudinal Online Research and Imaging System is a self-hosted web application that provides data- and project-management for neuroimaging research. From to before 27.0.3 and 28.0.1, the helpeditor module of LORIS did not properly sanitize some user supplied variables which could result i...

EUVD-2026-20558

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the HTML sanitizer for ticket articles was missing proper sanitization of data: ... URI schemes, resulting in storing such malicious content in the database of the Zammad instance. The Zammad GUI is...

CVE-2026-34718 Zammad improperly neutralizes of script-related HTML tags in ticket articles

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the HTML sanitizer for ticket articles was missing proper sanitization of data: ... URI schemes, resulting in storing such malicious content in the database of the Zammad instance. The Zammad GUI is...

EUVD-2026-20610

NiceGUI: Upload filename sanitization bypass via backslashes allows path traversal on Windows...

GHSA-W8WV-VFPC-HW2W NiceGUI: Upload filename sanitization bypass via backslashes allows path traversal on Windows

Summary The upload filename sanitization introduced in GHSA-9ffm-fxg3-xrhh uses PurePosixPathfilename.name to strip path components. Since PurePosixPath only recognizes forward slashes / as path separators, an attacker can bypass this sanitization on Windows by using backslashes \ in the upload...

CVE-2026-39392 CI4MS has Stored XSS in Pages Content Due to Missing html_purify Sanitization

CI4MS is a CodeIgniter 4-based CMS skeleton that delivers a production-ready, modular architecture with RBAC authorization and theme support. Prior to 0.31.4.0, the Pages module does not apply the htmlpurify validation rule to content fields during create and update operations, while the Blog...

CVE-2026-39392

CI4MS is a CodeIgniter 4-based CMS skeleton. Prior to 0.31.4.0, the Pages module does not apply html_purify to content on create/update, so page content is stored unsanitized and rendered as raw HTML on the public frontend. An authenticated admin with page-editing privileges can inject arbitrary ...