CVE-2026-91122

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the video placeholder component allowed crafted HTML to cause an attribute breakout and inject an attacker-controlled event handler. An authenticated user with default trust-level posting...

CVE-2026-91122 Discourse: Chat MessageBus delivers read-restricted messages to unauthorized users

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the video placeholder component allowed crafted HTML to cause an attribute breakout and inject an attacker-controlled event handler. An authenticated user with default trust-level posting...

EUVD-2026-86302

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the video placeholder component allowed crafted HTML to cause an attribute breakout and inject an attacker-controlled event handler. An authenticated user with default trust-level posting...

CVE-2026-91122

The Discourse open-source discussion platform contains a vulnerability in the video placeholder component prior to versions 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0. The root cause is an attribute breakout triggered by crafted HTML, allowing an attacker to inject a controlled event handler . An...

CVE-2015-9357-POC

CVE-2015-9357 wordpress smiley/emoticon parser stored xss, admin user creation via forged nonce request. breaks out of attribute context through the emoticon regex, lands js in an onerror handler. no script tag needed, survives wpkses filtering on the affected field. chain: submit payload to any...

CVE-2026-39200

CVE-2026-39200 — Reflected Cross-Site Scripting XSS in Toko Online RotI Summary A reflected Cross-Site Scripting XSS vulnerability was identified in the produk request parameter of the Toko Online RotI web application. The application fails to HTML-encode user-supplied input before reflecting it...

CVE-2026-81903

Concrete CMS versions 9.0.0 to 9.5.2 stored the Page Container icon value submitted through the dashboard without validating it against the set of known container icons. The unvalidated value was later concatenated into the src attribute of an img tag by a helper that did not encode attribute...

PT-2026-91565

Concrete CMS versions 9.0.0 to 9.5.2 stored the Page Container icon value submitted through the dashboard without validating it against the set of known container icons. The unvalidated value was later concatenated into the src attribute of an img tag by a helper that did not encode attribute...

CVE-2026-89241 WWBN AVideo Reflected XSS via confirmLivePassword.php

WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a reflected cross-site scripting vulnerability in confirmLivePassword.php that copies REQUESTURI into a form action attribute without encoding. Attackers can craft a malicious URL with a quote character to break out of t...

CVE-2026-52774

YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki's Bazar widget handler reflects the id GET parameter into HTML attributes using striptags only. Because striptags does not escape double quotes, an attacker can break out of the attribute value, inject an event handler such ...

CVE-2026-3852 Divi <= 4.27.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via Social Media Follow 'skype_url' Shortcode Parameter

The Divi theme for WordPress is vulnerable to Stored Cross-Site Scripting via the skypeurl shortcode attribute of the Social Media Follow module in all versions up to, and including, 4.27.6. This is due to a three-part sanitization failure: 1 the skypeurl field is not included in the $urloptions...

Bludit CMS 3.20.0 Cross Site Scripting

Bludit CMS version 3.20.0 suffers from a cross site scripting vulnerability in the search plugin. Exploit Title: Bludit CMS 3.20.0 - Reflected Cross-Site Scripting Date: 2026-08-11 Exploit Author: Ranjit Kumar Singh Vendor Homepage: https://www.bludit.com/ Software Link:...

CVE-2026-76984 Apache Wicket: XSS in MetaDataHeaderItem via addTagAttribute

Improper neutralization of input during web page generation in Apache Wicket. org.apache.wicket.markup.head.MetaDataHeaderItem generates and header tags. It escaped the attribute names it wrote, but ran the attribute values through a replacement of " with ". A backslash before a double quote mean...

CVE-2026-75019

The Cozy Blocks – Page Builder for Gutenberg Editor & FSE WordPress plugin is vulnerable to Stored XSS via the cozyHoverEffect Block Attribute in all versions up to and including 2.2.16 . The root cause is insufficient input sanitization and output escaping : an authenticated attacker with contri...

CVE-2026-76837

Baserow before 2.3.0 is vulnerable to stored cross-site scripting via the rich-text mention feature. The display name set through PATCH /api/user/account/ is interpolated without HTML encoding into the mention element built in mention.js. A name containing a double quote breaks out of the data-la...

CVE-2026-64972 Reflected XSS in ATutor

ATutor is vulnerable to Reflected XSS via popup parameter in preview.php. An authenticated attacker can inject a double quote into the popup parameter, break out of the attribute value, and append a new event handler such as onload. The related previewtop.php file sanitises these parameters, but...

PT-2026-79020

ATutor is vulnerable to Reflected XSS via popup parameter in preview.php. An authenticated attacker can inject a double quote into the popup parameter, break out of the attribute value, and append a new event handler such as onload. The related preview top.php file sanitises these parameters, but...

📄 CMS Sense 2.0 Cross Site Scripting

CMS Sense version 2.0 suffers from a cross site scripting vulnerability. ================================================================================================================================== | Title : CMS sense v 2.0 HTML Injection Leading to XSS via Attribute Breakout | | Author :...