CVE-2026-59710

Showdown (the Showdown library) contains a stored XSS flaw in parseHeaders (src/subParsers/makehtml/tables.js) where table header ID attributes are not properly escaped. Attackers can inject arbitrary HTML and script-executing SVG elements through double-quote characters in Markdown table headers...

CVE-2026-59710 showdown - Stored XSS via Unescaped Table Header ID Attribute Injection

showdown contains a stored cross-site scripting vulnerability in the parseHeaders function of src/subParsers/makehtml/tables.js that fails to properly escape table header ID attributes. Attackers can inject arbitrary HTML and script-executing SVG elements through double-quote characters in markdo...

CVE-2026-13246

The CVE concerns GiveWP – Donation Plugin and Fundraising Platform for WordPress (up to version 4.16.0). A Stored XSS exists in the givewp_campaign_comments shortcode (block_id and similar attributes) due to insufficient sanitization and escaping in CampaignCommentsShortcode::parseAttributes() an...

EUVD-2026-39956

The Surbma | Infusionsoft Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'infusionsoft-form' shortcode in versions up to, and including, 2.0.1. This is due to insufficient input sanitization and output escaping on user-supplied 'account' and 'id' shortcode...

EUVD-2026-37982

The BetterDocs - Knowledge Base Docs & FAQ Solution for Elementor & Block Editor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the blockId attribute of the betterdocs/category-slate-layout Gutenberg block in versions up to, and including, 4.5.3. This is due to insufficient...

CVE-2026-3659

The WP Circliful plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' shortcode attribute of the circliful shortcode and via multiple shortcode attributes of the circlifuldirect shortcode in all versions up to and including 1.2. This is due to insufficient input...

CVE-2026-8847

The Dideo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'dideo' shortcode in version 1.0. This is due to insufficient input sanitization and output escaping on the 'id' shortcode attribute, which is interpolated directly into an HTML iframe 'src' attribute...

CVE-2026-9714 Simple Divi Shortcode <= 1.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'id' Shortcode Attribute

The Simple Divi Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' parameter of the showmodule shortcode in versions up to, and including, 1.2 This is due to insufficient input sanitization and output escaping in the showmoduleshortcode function, which...

CVE-2026-9714

The WordPress plugin Simple Divi Shortcode (versions ≤ 1.2) is affected by a Stored Cross-Site Scripting (XSS) vulnerability via the id attribute of the [showmodule] shortcode. The flaw stems from insufficient input sanitization and output escaping in showmodule_shortcode(), which concatenates th...

EUVD-2026-33252

The Simple Divi Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' parameter of the showmodule shortcode in versions up to, and including, 1.2 This is due to insufficient input sanitization and output escaping in the showmoduleshortcode function, which...

CVE-2026-8847 Dideo <= 1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

The Dideo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'dideo' shortcode in version 1.0. This is due to insufficient input sanitization and output escaping on the 'id' shortcode attribute, which is interpolated directly into an HTML iframe 'src' attribute...

CVE-2026-8847

The Dideo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'dideo' shortcode in version 1.0. This is due to insufficient input sanitization and output escaping on the 'id' shortcode attribute, which is interpolated directly into an HTML iframe 'src' attribute...

CVE-2026-8847

The CVE-2026-8847 entry concerns the WordPress Dideo plugin (version 1.0) with a Stored XSS flaw in the dideo shortcode. The root cause is insufficient input sanitization and output escaping on the id attribute, which is inserted into an iframe src without escaping in the dideo() handler. Attacke...

PT-2026-43509

The Google+ Link Name plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'gplusnamelink' shortcode in versions up to, and including, 1.0. This is due to insufficient input sanitization and output escaping on user supplied attributes 'id' and 'name' in the gplusnamelink...

CVE-2026-44897

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, HTMLRenderer.heading builds the opening tag by string-concatenating the id attribute value directly into the HTML — with no call to escape, safeentity, or any other sanitisation function. A double-quote character " in...

UBUNTU-CVE-2026-44897

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.2.1, HTMLRenderer.heading builds the opening tag by string-concatenating the id attribute value directly into the HTML — with no call to escape, safeentity, or any other sanitisation function. A double-quote character " in...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS via the HTMLRenderer heading rendering path in the HTML renderer. An attacker can inject arbitrary HTML by supplying a heading id attribute value that contains quotes and markup. The rendered output can be alter...

CVE-2026-7650 E2Pdf – Export Pdf Tool for WordPress <= 1.32.17 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'id' Shortcode Attribute

The E2Pdf – Export Pdf Tool for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' attribute of the e2pdf-download shortcode in all versions up to, and including, 1.32.17. This is due to insufficient input sanitization and output escaping on the shortcode...

CVE-2026-4658

The CVE-2026-4658 entry concerns the WordPress plugin Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates (Add-to-Cart block). Affected: all versions up to 6.0.4. Root cause: insufficient output escaping in render_callback() where class and data-id attributes are built via raw ...

CVE-2026-4089 Twittee Text Tweet <= 1.0.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'id' Shortcode Attribute

The Twittee Text Tweet plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' shortcode attribute in all versions up to and including 1.0.8. This is due to insufficient input sanitization and output escaping on user-supplied shortcode attributes. The ttttwitteetweeter...