glib: Integer Overflow in GLib GIO Attribute Escaping Causes Heap Buffer Overflow

A flaw was found in glib. This vulnerability allows a heap buffer overflow and denial-of-service DoS via an integer overflow in GLib's GIO GLib Input/Output escapebytestring function when processing malicious file or remote filesystem attribute values...

CVE-2026-39823

CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a tag's attribute. If the URL content were to insert ASCII whitespaces around the '=' rune inside of the attribute, the escaper would fail to similarly escape it, leading to XSS...

PT-2026-24599

The Happy Addons for Elementor plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.21.0 via the ha condition update AJAX action. This is due to the validate reqeust method using current user can'edit posts', $template id instead of curren...

CVE-2026-30830 Defuddle: XSS via unescaped string interpolation in _findContentBySchemaText image tag

Defuddle cleans up HTML pages. Prior to version 0.9.0, the findContentBySchemaText method in src/defuddle.ts interpolates image src and alt attributes directly into an HTML string without escaping. An attacker can use a " in the alt attribute to break out of the attribute context and inject event...

CVE-2021-24732

The PDF Flipbook, 3D Flipbook WordPress – DearFlip WordPress plugin before 1.7.10 does not escape the class attribute of its shortcode before outputting it back in an attribute, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks...

Cross site scripting

The Product GTIN EAN, UPC, ISBN for WooCommerce WordPress plugin through 1.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored...

CVE-2022-25875

The package svelte before 3.49.0 are vulnerable to Cross-site Scripting XSS due to improper input sanitization and to improper escape of attributes when using objects during SSR Server-Side Rendering. Exploiting this vulnerability is possible via objects with a custom toString function...

CVE-2021-24732

The PDF Flipbook, 3D Flipbook WordPress – DearFlip WordPress plugin before 1.7.10 does not escape the class attribute of its shortcode before outputting it back in an attribute, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks...

Cross-site scripting vulnerability in 500page.jsp

The test successfully embedded a script in the response, which will be executed once the page is loaded in the user's browser. This means that the application is vulnerable to the Cross-Site Scripting attack. The file 500page.jsp should escape the attributes and parameters to prevent code...